Home / 460,422.24-690,691.68-127,998.24

Finding the Fourth Proportional to 460,422.24, 690,691.68 and 127,998.24

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Solution

The fourth proportional to 460,422.24, 690,691.68 and 127,998.24 is: 192,013.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,422.24 : 690,691.68 = 127,998.24 : x
  2. Step 2: Convert to fraction form
    460,422.24/690,691.68 = 127,998.24/x
  3. Step 3: Cross multiply
    460,422.24x = 690,691.68 × 127,998.24
  4. Step 4: Simplify right side
    460,422.24x = 88,407,319,422.64
  5. Step 5: Solve for x
    x = 88,407,319,422.64/460,422.24
  6. Step 6: Final answer
    x = 192,013.57

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1.5x scale

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.