Home / 428,318.66-591,083.25-237,335.24

Finding the Fourth Proportional to 428,318.66, 591,083.25 and 237,335.24

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Solution

The fourth proportional to 428,318.66, 591,083.25 and 237,335.24 is: 327,524.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,318.66 : 591,083.25 = 237,335.24 : x
  2. Step 2: Convert to fraction form
    428,318.66/591,083.25 = 237,335.24/x
  3. Step 3: Cross multiply
    428,318.66x = 591,083.25 × 237,335.24
  4. Step 4: Simplify right side
    428,318.66x = 140,284,884,998.73
  5. Step 5: Solve for x
    x = 140,284,884,998.73/428,318.66
  6. Step 6: Final answer
    x = 327,524.57

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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.