Home / 426,348.40-588,345.24-235,361.20

Finding the Fourth Proportional to 426,348.40, 588,345.24 and 235,361.20

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Solution

The fourth proportional to 426,348.40, 588,345.24 and 235,361.20 is: 324,789.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,348.40 : 588,345.24 = 235,361.20 : x
  2. Step 2: Convert to fraction form
    426,348.40/588,345.24 = 235,361.20/x
  3. Step 3: Cross multiply
    426,348.40x = 588,345.24 × 235,361.20
  4. Step 4: Simplify right side
    426,348.40x = 138,473,641,700.69
  5. Step 5: Solve for x
    x = 138,473,641,700.69/426,348.40
  6. Step 6: Final answer
    x = 324,789.87

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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.