Home / 472,723.83-709,091.92-157,180.73

Finding the Fourth Proportional to 472,723.83, 709,091.92 and 157,180.73

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Solution

The fourth proportional to 472,723.83, 709,091.92 and 157,180.73 is: 235,773.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,723.83 : 709,091.92 = 157,180.73 : x
  2. Step 2: Convert to fraction form
    472,723.83/709,091.92 = 157,180.73/x
  3. Step 3: Cross multiply
    472,723.83x = 709,091.92 × 157,180.73
  4. Step 4: Simplify right side
    472,723.83x = 111,455,585,622.70
  5. Step 5: Solve for x
    x = 111,455,585,622.70/472,723.83
  6. Step 6: Final answer
    x = 235,773.15

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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.