Home / 387,037.28-580,777.02-150,349.16

Finding the Fourth Proportional to 387,037.28, 580,777.02 and 150,349.16

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Solution

The fourth proportional to 387,037.28, 580,777.02 and 150,349.16 is: 225,609.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,037.28 : 580,777.02 = 150,349.16 : x
  2. Step 2: Convert to fraction form
    387,037.28/580,777.02 = 150,349.16/x
  3. Step 3: Cross multiply
    387,037.28x = 580,777.02 × 150,349.16
  4. Step 4: Simplify right side
    387,037.28x = 87,319,337,104.30
  5. Step 5: Solve for x
    x = 87,319,337,104.30/387,037.28
  6. Step 6: Final answer
    x = 225,609.63

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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.