Home / 441,805.20-609,686.64-240,601.20

Finding the Fourth Proportional to 441,805.20, 609,686.64 and 240,601.20

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Solution

The fourth proportional to 441,805.20, 609,686.64 and 240,601.20 is: 332,027.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,805.20 : 609,686.64 = 240,601.20 : x
  2. Step 2: Convert to fraction form
    441,805.20/609,686.64 = 240,601.20/x
  3. Step 3: Cross multiply
    441,805.20x = 609,686.64 × 240,601.20
  4. Step 4: Simplify right side
    441,805.20x = 146,691,337,207.97
  5. Step 5: Solve for x
    x = 146,691,337,207.97/441,805.20
  6. Step 6: Final answer
    x = 332,027.19

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1.5x scale

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.