Home / 387,036.28-580,775.52-150,348.16

Finding the Fourth Proportional to 387,036.28, 580,775.52 and 150,348.16

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Solution

The fourth proportional to 387,036.28, 580,775.52 and 150,348.16 is: 225,608.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,036.28 : 580,775.52 = 150,348.16 : x
  2. Step 2: Convert to fraction form
    387,036.28/580,775.52 = 150,348.16/x
  3. Step 3: Cross multiply
    387,036.28x = 580,775.52 × 150,348.16
  4. Step 4: Simplify right side
    387,036.28x = 87,318,530,805.04
  5. Step 5: Solve for x
    x = 87,318,530,805.04/387,036.28
  6. Step 6: Final answer
    x = 225,608.13

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1.5x scale

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.