Home / 791,713.17-1,187,387.63-471,955.32

Finding the Fourth Proportional to 791,713.17, 1,187,387.63 and 471,955.32

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Solution

The fourth proportional to 791,713.17, 1,187,387.63 and 471,955.32 is: 707,824.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,713.17 : 1,187,387.63 = 471,955.32 : x
  2. Step 2: Convert to fraction form
    791,713.17/1,187,387.63 = 471,955.32/x
  3. Step 3: Cross multiply
    791,713.17x = 1,187,387.63 × 471,955.32
  4. Step 4: Simplify right side
    791,713.17x = 560,393,906,520.92
  5. Step 5: Solve for x
    x = 560,393,906,520.92/791,713.17
  6. Step 6: Final answer
    x = 707,824.41

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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.