Home / 440,166.12-660,292.92-159,705.24

Finding the Fourth Proportional to 440,166.12, 660,292.92 and 159,705.24

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Solution

The fourth proportional to 440,166.12, 660,292.92 and 159,705.24 is: 239,573.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,166.12 : 660,292.92 = 159,705.24 : x
  2. Step 2: Convert to fraction form
    440,166.12/660,292.92 = 159,705.24/x
  3. Step 3: Cross multiply
    440,166.12x = 660,292.92 × 159,705.24
  4. Step 4: Simplify right side
    440,166.12x = 105,452,239,258.90
  5. Step 5: Solve for x
    x = 105,452,239,258.90/440,166.12
  6. Step 6: Final answer
    x = 239,573.73

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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.