Home / 754,159.46-1,040,713.29-414,625.06

Finding the Fourth Proportional to 754,159.46, 1,040,713.29 and 414,625.06

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Solution

The fourth proportional to 754,159.46, 1,040,713.29 and 414,625.06 is: 572,167.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,159.46 : 1,040,713.29 = 414,625.06 : x
  2. Step 2: Convert to fraction form
    754,159.46/1,040,713.29 = 414,625.06/x
  3. Step 3: Cross multiply
    754,159.46x = 1,040,713.29 × 414,625.06
  4. Step 4: Simplify right side
    754,159.46x = 431,505,810,309.05
  5. Step 5: Solve for x
    x = 431,505,810,309.05/754,159.46
  6. Step 6: Final answer
    x = 572,167.87

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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.