Home / 387,151.32-580,726.98-150,549.36

Finding the Fourth Proportional to 387,151.32, 580,726.98 and 150,549.36

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Solution

The fourth proportional to 387,151.32, 580,726.98 and 150,549.36 is: 225,824.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,151.32 : 580,726.98 = 150,549.36 : x
  2. Step 2: Convert to fraction form
    387,151.32/580,726.98 = 150,549.36/x
  3. Step 3: Cross multiply
    387,151.32x = 580,726.98 × 150,549.36
  4. Step 4: Simplify right side
    387,151.32x = 87,428,075,173.73
  5. Step 5: Solve for x
    x = 87,428,075,173.73/387,151.32
  6. Step 6: Final answer
    x = 225,824.04

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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.