Home / 1,177.55-1,766.25-484.04

Finding the Fourth Proportional to 1,177.55, 1,766.25 and 484.04

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Solution

The fourth proportional to 1,177.55, 1,766.25 and 484.04 is: 726.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177.55 : 1,766.25 = 484.04 : x
  2. Step 2: Convert to fraction form
    1,177.55/1,766.25 = 484.04/x
  3. Step 3: Cross multiply
    1,177.55x = 1,766.25 × 484.04
  4. Step 4: Simplify right side
    1,177.55x = 854,926.82
  5. Step 5: Solve for x
    x = 854,926.82/1,177.55
  6. Step 6: Final answer
    x = 726.02

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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.