Home / 487,841.16-731,227.92-251,198.04

Finding the Fourth Proportional to 487,841.16, 731,227.92 and 251,198.04

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Solution

The fourth proportional to 487,841.16, 731,227.92 and 251,198.04 is: 376,522.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,841.16 : 731,227.92 = 251,198.04 : x
  2. Step 2: Convert to fraction form
    487,841.16/731,227.92 = 251,198.04/x
  3. Step 3: Cross multiply
    487,841.16x = 731,227.92 × 251,198.04
  4. Step 4: Simplify right side
    487,841.16x = 183,683,016,641.14
  5. Step 5: Solve for x
    x = 183,683,016,641.14/487,841.16
  6. Step 6: Final answer
    x = 376,522.18

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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.