Home / 426,425.28-588,462.92-235,440.03

Finding the Fourth Proportional to 426,425.28, 588,462.92 and 235,440.03

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Solution

The fourth proportional to 426,425.28, 588,462.92 and 235,440.03 is: 324,905.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,425.28 : 588,462.92 = 235,440.03 : x
  2. Step 2: Convert to fraction form
    426,425.28/588,462.92 = 235,440.03/x
  3. Step 3: Cross multiply
    426,425.28x = 588,462.92 × 235,440.03
  4. Step 4: Simplify right side
    426,425.28x = 138,547,726,361.49
  5. Step 5: Solve for x
    x = 138,547,726,361.49/426,425.28
  6. Step 6: Final answer
    x = 324,905.05

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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.