Home / 413,375.15-619,821.37-160,359.95

Finding the Fourth Proportional to 413,375.15, 619,821.37 and 160,359.95

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Solution

The fourth proportional to 413,375.15, 619,821.37 and 160,359.95 is: 240,446.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,375.15 : 619,821.37 = 160,359.95 : x
  2. Step 2: Convert to fraction form
    413,375.15/619,821.37 = 160,359.95/x
  3. Step 3: Cross multiply
    413,375.15x = 619,821.37 × 160,359.95
  4. Step 4: Simplify right side
    413,375.15x = 99,394,524,750.11
  5. Step 5: Solve for x
    x = 99,394,524,750.11/413,375.15
  6. Step 6: Final answer
    x = 240,446.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.