Home / 712,517.64-1,067,080.31-412,365.66

Finding the Fourth Proportional to 712,517.64, 1,067,080.31 and 412,365.66

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Solution

The fourth proportional to 712,517.64, 1,067,080.31 and 412,365.66 is: 617,566.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,517.64 : 1,067,080.31 = 412,365.66 : x
  2. Step 2: Convert to fraction form
    712,517.64/1,067,080.31 = 412,365.66/x
  3. Step 3: Cross multiply
    712,517.64x = 1,067,080.31 × 412,365.66
  4. Step 4: Simplify right side
    712,517.64x = 440,027,276,306.16
  5. Step 5: Solve for x
    x = 440,027,276,306.16/712,517.64
  6. Step 6: Final answer
    x = 617,566.85

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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.