Home / 426,127.28-588,059-235,147.52

Finding the Fourth Proportional to 426,127.28, 588,059 and 235,147.52

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Solution

The fourth proportional to 426,127.28, 588,059 and 235,147.52 is: 324,505.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,127.28 : 588,059 = 235,147.52 : x
  2. Step 2: Convert to fraction form
    426,127.28/588,059 = 235,147.52/x
  3. Step 3: Cross multiply
    426,127.28x = 588,059 × 235,147.52
  4. Step 4: Simplify right side
    426,127.28x = 138,280,615,463.68
  5. Step 5: Solve for x
    x = 138,280,615,463.68/426,127.28
  6. Step 6: Final answer
    x = 324,505.43

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1.5x scale

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.