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Finding the Fourth Proportional to 527.04, 790.48 and 185.04

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Solution

The fourth proportional to 527.04, 790.48 and 185.04 is: 277.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    527.04 : 790.48 = 185.04 : x
  2. Step 2: Convert to fraction form
    527.04/790.48 = 185.04/x
  3. Step 3: Cross multiply
    527.04x = 790.48 × 185.04
  4. Step 4: Simplify right side
    527.04x = 146,270.42
  5. Step 5: Solve for x
    x = 146,270.42/527.04
  6. Step 6: Final answer
    x = 277.53

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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.