Home / 716,153.20-1,074,227.88-266,863.84

Finding the Fourth Proportional to 716,153.20, 1,074,227.88 and 266,863.84

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Solution

The fourth proportional to 716,153.20, 1,074,227.88 and 266,863.84 is: 400,295.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,153.20 : 1,074,227.88 = 266,863.84 : x
  2. Step 2: Convert to fraction form
    716,153.20/1,074,227.88 = 266,863.84/x
  3. Step 3: Cross multiply
    716,153.20x = 1,074,227.88 × 266,863.84
  4. Step 4: Simplify right side
    716,153.20x = 286,672,577,091.86
  5. Step 5: Solve for x
    x = 286,672,577,091.86/716,153.20
  6. Step 6: Final answer
    x = 400,295.04

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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.