Home / 584,423.40-876,635.10-303,904.20

Finding the Fourth Proportional to 584,423.40, 876,635.10 and 303,904.20

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Solution

The fourth proportional to 584,423.40, 876,635.10 and 303,904.20 is: 455,856.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,423.40 : 876,635.10 = 303,904.20 : x
  2. Step 2: Convert to fraction form
    584,423.40/876,635.10 = 303,904.20/x
  3. Step 3: Cross multiply
    584,423.40x = 876,635.10 × 303,904.20
  4. Step 4: Simplify right side
    584,423.40x = 266,413,088,757.42
  5. Step 5: Solve for x
    x = 266,413,088,757.42/584,423.40
  6. Step 6: Final answer
    x = 455,856.30

Related Problems

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Half scale
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Double scale
Find fourth proportional to 584,424.40, 876,636.60 and 303,905.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.