Home / 428,299.20-591,052.32-237,324.96

Finding the Fourth Proportional to 428,299.20, 591,052.32 and 237,324.96

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Solution

The fourth proportional to 428,299.20, 591,052.32 and 237,324.96 is: 327,508.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,299.20 : 591,052.32 = 237,324.96 : x
  2. Step 2: Convert to fraction form
    428,299.20/591,052.32 = 237,324.96/x
  3. Step 3: Cross multiply
    428,299.20x = 591,052.32 × 237,324.96
  4. Step 4: Simplify right side
    428,299.20x = 140,271,468,201.91
  5. Step 5: Solve for x
    x = 140,271,468,201.91/428,299.20
  6. Step 6: Final answer
    x = 327,508.13

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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.