Home / 932,713.20-1,397,320.20-869,727.60

Finding the Fourth Proportional to 932,713.20, 1,397,320.20 and 869,727.60

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Solution

The fourth proportional to 932,713.20, 1,397,320.20 and 869,727.60 is: 1,302,959.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,713.20 : 1,397,320.20 = 869,727.60 : x
  2. Step 2: Convert to fraction form
    932,713.20/1,397,320.20 = 869,727.60/x
  3. Step 3: Cross multiply
    932,713.20x = 1,397,320.20 × 869,727.60
  4. Step 4: Simplify right side
    932,713.20x = 1,215,287,943,977.52
  5. Step 5: Solve for x
    x = 1,215,287,943,977.52/932,713.20
  6. Step 6: Final answer
    x = 1,302,959.95

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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.