Home / 387,024.27-580,573.05-150,385.20

Finding the Fourth Proportional to 387,024.27, 580,573.05 and 150,385.20

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Solution

The fourth proportional to 387,024.27, 580,573.05 and 150,385.20 is: 225,592.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,024.27 : 580,573.05 = 150,385.20 : x
  2. Step 2: Convert to fraction form
    387,024.27/580,573.05 = 150,385.20/x
  3. Step 3: Cross multiply
    387,024.27x = 580,573.05 × 150,385.20
  4. Step 4: Simplify right side
    387,024.27x = 87,309,594,238.86
  5. Step 5: Solve for x
    x = 87,309,594,238.86/387,024.27
  6. Step 6: Final answer
    x = 225,592.04

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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.