Home / 426,286.48-588,275.40-235,299.92

Finding the Fourth Proportional to 426,286.48, 588,275.40 and 235,299.92

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Solution

The fourth proportional to 426,286.48, 588,275.40 and 235,299.92 is: 324,713.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,286.48 : 588,275.40 = 235,299.92 : x
  2. Step 2: Convert to fraction form
    426,286.48/588,275.40 = 235,299.92/x
  3. Step 3: Cross multiply
    426,286.48x = 588,275.40 × 235,299.92
  4. Step 4: Simplify right side
    426,286.48x = 138,421,154,557.97
  5. Step 5: Solve for x
    x = 138,421,154,557.97/426,286.48
  6. Step 6: Final answer
    x = 324,713.92

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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.