Home / 440,525.20-660,645.24-124,897.36

Finding the Fourth Proportional to 440,525.20, 660,645.24 and 124,897.36

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Solution

The fourth proportional to 440,525.20, 660,645.24 and 124,897.36 is: 187,305.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,525.20 : 660,645.24 = 124,897.36 : x
  2. Step 2: Convert to fraction form
    440,525.20/660,645.24 = 124,897.36/x
  3. Step 3: Cross multiply
    440,525.20x = 660,645.24 × 124,897.36
  4. Step 4: Simplify right side
    440,525.20x = 82,512,846,372.57
  5. Step 5: Solve for x
    x = 82,512,846,372.57/440,525.20
  6. Step 6: Final answer
    x = 187,305.62

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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.