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Finding the Fourth Proportional to 374,024.97, 561,092.82 and 137,349.20

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Solution

The fourth proportional to 374,024.97, 561,092.82 and 137,349.20 is: 206,044.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,024.97 : 561,092.82 = 137,349.20 : x
  2. Step 2: Convert to fraction form
    374,024.97/561,092.82 = 137,349.20/x
  3. Step 3: Cross multiply
    374,024.97x = 561,092.82 × 137,349.20
  4. Step 4: Simplify right side
    374,024.97x = 77,065,647,147.28
  5. Step 5: Solve for x
    x = 77,065,647,147.28/374,024.97
  6. Step 6: Final answer
    x = 206,044.12

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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.