Home / 431,730.18-595,789.07-240,755.88

Finding the Fourth Proportional to 431,730.18, 595,789.07 and 240,755.88

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Solution

The fourth proportional to 431,730.18, 595,789.07 and 240,755.88 is: 332,243.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,730.18 : 595,789.07 = 240,755.88 : x
  2. Step 2: Convert to fraction form
    431,730.18/595,789.07 = 240,755.88/x
  3. Step 3: Cross multiply
    431,730.18x = 595,789.07 × 240,755.88
  4. Step 4: Simplify right side
    431,730.18x = 143,439,720,638.45
  5. Step 5: Solve for x
    x = 143,439,720,638.45/431,730.18
  6. Step 6: Final answer
    x = 332,243.90

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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.