Home / 711,574.50-1,067,436.24-231,839.64

Finding the Fourth Proportional to 711,574.50, 1,067,436.24 and 231,839.64

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Solution

The fourth proportional to 711,574.50, 1,067,436.24 and 231,839.64 is: 347,783.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,574.50 : 1,067,436.24 = 231,839.64 : x
  2. Step 2: Convert to fraction form
    711,574.50/1,067,436.24 = 231,839.64/x
  3. Step 3: Cross multiply
    711,574.50x = 1,067,436.24 × 231,839.64
  4. Step 4: Simplify right side
    711,574.50x = 247,474,033,604.55
  5. Step 5: Solve for x
    x = 247,474,033,604.55/711,574.50
  6. Step 6: Final answer
    x = 347,783.73

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Double scale
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Similar ratio
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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.