Home / 426,288.56-588,278.24-235,302

Finding the Fourth Proportional to 426,288.56, 588,278.24 and 235,302

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Solution

The fourth proportional to 426,288.56, 588,278.24 and 235,302 is: 324,716.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,288.56 : 588,278.24 = 235,302 : x
  2. Step 2: Convert to fraction form
    426,288.56/588,278.24 = 235,302/x
  3. Step 3: Cross multiply
    426,288.56x = 588,278.24 × 235,302
  4. Step 4: Simplify right side
    426,288.56x = 138,423,046,428.48
  5. Step 5: Solve for x
    x = 138,423,046,428.48/426,288.56
  6. Step 6: Final answer
    x = 324,716.78

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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.