Home / 442,724.91-610,957.51-251,738.28

Finding the Fourth Proportional to 442,724.91, 610,957.51 and 251,738.28

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Solution

The fourth proportional to 442,724.91, 610,957.51 and 251,738.28 is: 347,397.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,724.91 : 610,957.51 = 251,738.28 : x
  2. Step 2: Convert to fraction form
    442,724.91/610,957.51 = 251,738.28/x
  3. Step 3: Cross multiply
    442,724.91x = 610,957.51 × 251,738.28
  4. Step 4: Simplify right side
    442,724.91x = 153,801,392,720.48
  5. Step 5: Solve for x
    x = 153,801,392,720.48/442,724.91
  6. Step 6: Final answer
    x = 347,397.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.