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Finding the Fourth Proportional to 373,456.17, 557,802.99 and 337,862.61

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Solution

The fourth proportional to 373,456.17, 557,802.99 and 337,862.61 is: 504,639.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,456.17 : 557,802.99 = 337,862.61 : x
  2. Step 2: Convert to fraction form
    373,456.17/557,802.99 = 337,862.61/x
  3. Step 3: Cross multiply
    373,456.17x = 557,802.99 × 337,862.61
  4. Step 4: Simplify right side
    373,456.17x = 188,460,774,067.20
  5. Step 5: Solve for x
    x = 188,460,774,067.20/373,456.17
  6. Step 6: Final answer
    x = 504,639.60

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.