Home / 754,311.12-1,040,862.12-432,002.04

Finding the Fourth Proportional to 754,311.12, 1,040,862.12 and 432,002.04

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Solution

The fourth proportional to 754,311.12, 1,040,862.12 and 432,002.04 is: 596,112.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,311.12 : 1,040,862.12 = 432,002.04 : x
  2. Step 2: Convert to fraction form
    754,311.12/1,040,862.12 = 432,002.04/x
  3. Step 3: Cross multiply
    754,311.12x = 1,040,862.12 × 432,002.04
  4. Step 4: Simplify right side
    754,311.12x = 449,654,559,198.73
  5. Step 5: Solve for x
    x = 449,654,559,198.73/754,311.12
  6. Step 6: Final answer
    x = 596,112.86

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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.