Home / 482,852.10-724,278.15-358,436.10

Finding the Fourth Proportional to 482,852.10, 724,278.15 and 358,436.10

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Solution

The fourth proportional to 482,852.10, 724,278.15 and 358,436.10 is: 537,654.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,852.10 : 724,278.15 = 358,436.10 : x
  2. Step 2: Convert to fraction form
    482,852.10/724,278.15 = 358,436.10/x
  3. Step 3: Cross multiply
    482,852.10x = 724,278.15 × 358,436.10
  4. Step 4: Simplify right side
    482,852.10x = 259,607,435,401.22
  5. Step 5: Solve for x
    x = 259,607,435,401.22/482,852.10
  6. Step 6: Final answer
    x = 537,654.15

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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.