Home / 409,233.43-613,886.15-124,988.14

Finding the Fourth Proportional to 409,233.43, 613,886.15 and 124,988.14

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Solution

The fourth proportional to 409,233.43, 613,886.15 and 124,988.14 is: 187,493.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,233.43 : 613,886.15 = 124,988.14 : x
  2. Step 2: Convert to fraction form
    409,233.43/613,886.15 = 124,988.14/x
  3. Step 3: Cross multiply
    409,233.43x = 613,886.15 × 124,988.14
  4. Step 4: Simplify right side
    409,233.43x = 76,728,488,060.26
  5. Step 5: Solve for x
    x = 76,728,488,060.26/409,233.43
  6. Step 6: Final answer
    x = 187,493.21

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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.