Home / 482,891.20-724,336.80-234,059.20

Finding the Fourth Proportional to 482,891.20, 724,336.80 and 234,059.20

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Solution

The fourth proportional to 482,891.20, 724,336.80 and 234,059.20 is: 351,088.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,891.20 : 724,336.80 = 234,059.20 : x
  2. Step 2: Convert to fraction form
    482,891.20/724,336.80 = 234,059.20/x
  3. Step 3: Cross multiply
    482,891.20x = 724,336.80 × 234,059.20
  4. Step 4: Simplify right side
    482,891.20x = 169,537,691,938.56
  5. Step 5: Solve for x
    x = 169,537,691,938.56/482,891.20
  6. Step 6: Final answer
    x = 351,088.80

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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.