Home / 716,169.28-1,073,286.24-272,695.36

Finding the Fourth Proportional to 716,169.28, 1,073,286.24 and 272,695.36

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Solution

The fourth proportional to 716,169.28, 1,073,286.24 and 272,695.36 is: 408,674.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,169.28 : 1,073,286.24 = 272,695.36 : x
  2. Step 2: Convert to fraction form
    716,169.28/1,073,286.24 = 272,695.36/x
  3. Step 3: Cross multiply
    716,169.28x = 1,073,286.24 × 272,695.36
  4. Step 4: Simplify right side
    716,169.28x = 292,680,177,599.85
  5. Step 5: Solve for x
    x = 292,680,177,599.85/716,169.28
  6. Step 6: Final answer
    x = 408,674.58

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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.