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Finding the Fourth Proportional to 584,222.80, 876,334.20 and 332,280.40

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Solution

The fourth proportional to 584,222.80, 876,334.20 and 332,280.40 is: 498,420.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,222.80 : 876,334.20 = 332,280.40 : x
  2. Step 2: Convert to fraction form
    584,222.80/876,334.20 = 332,280.40/x
  3. Step 3: Cross multiply
    584,222.80x = 876,334.20 × 332,280.40
  4. Step 4: Simplify right side
    584,222.80x = 291,188,678,509.68
  5. Step 5: Solve for x
    x = 291,188,678,509.68/584,222.80
  6. Step 6: Final answer
    x = 498,420.60

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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.