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Finding the Fourth Proportional to 527.58, 794.53 and 480.88

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Solution

The fourth proportional to 527.58, 794.53 and 480.88 is: 724.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    527.58 : 794.53 = 480.88 : x
  2. Step 2: Convert to fraction form
    527.58/794.53 = 480.88/x
  3. Step 3: Cross multiply
    527.58x = 794.53 × 480.88
  4. Step 4: Simplify right side
    527.58x = 382,067.21
  5. Step 5: Solve for x
    x = 382,067.21/527.58
  6. Step 6: Final answer
    x = 724.20

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.