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Finding the Fourth Proportional to 584,396.98, 876,620.48 and 229,487.78

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Solution

The fourth proportional to 584,396.98, 876,620.48 and 229,487.78 is: 344,241.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,396.98 : 876,620.48 = 229,487.78 : x
  2. Step 2: Convert to fraction form
    584,396.98/876,620.48 = 229,487.78/x
  3. Step 3: Cross multiply
    584,396.98x = 876,620.48 × 229,487.78
  4. Step 4: Simplify right side
    584,396.98x = 201,173,688,901.85
  5. Step 5: Solve for x
    x = 201,173,688,901.85/584,396.98
  6. Step 6: Final answer
    x = 344,241.49

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Double scale
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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.