Home / 711,470.01-1,067,279.78-231,735.17

Finding the Fourth Proportional to 711,470.01, 1,067,279.78 and 231,735.17

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Solution

The fourth proportional to 711,470.01, 1,067,279.78 and 231,735.17 is: 347,627.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,470.01 : 1,067,279.78 = 231,735.17 : x
  2. Step 2: Convert to fraction form
    711,470.01/1,067,279.78 = 231,735.17/x
  3. Step 3: Cross multiply
    711,470.01x = 1,067,279.78 × 231,735.17
  4. Step 4: Simplify right side
    711,470.01x = 247,326,261,255.86
  5. Step 5: Solve for x
    x = 247,326,261,255.86/711,470.01
  6. Step 6: Final answer
    x = 347,627.11

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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.