Home / 428,548.59-591,357.29-237,545.73

Finding the Fourth Proportional to 428,548.59, 591,357.29 and 237,545.73

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Solution

The fourth proportional to 428,548.59, 591,357.29 and 237,545.73 is: 327,791.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,548.59 : 591,357.29 = 237,545.73 : x
  2. Step 2: Convert to fraction form
    428,548.59/591,357.29 = 237,545.73/x
  3. Step 3: Cross multiply
    428,548.59x = 591,357.29 × 237,545.73
  4. Step 4: Simplify right side
    428,548.59x = 140,474,394,999.36
  5. Step 5: Solve for x
    x = 140,474,394,999.36/428,548.59
  6. Step 6: Final answer
    x = 327,791.06

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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.