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Finding the Fourth Proportional to 792.50, 1,094.08 and 527.14

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Solution

The fourth proportional to 792.50, 1,094.08 and 527.14 is: 727.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    792.50 : 1,094.08 = 527.14 : x
  2. Step 2: Convert to fraction form
    792.50/1,094.08 = 527.14/x
  3. Step 3: Cross multiply
    792.50x = 1,094.08 × 527.14
  4. Step 4: Simplify right side
    792.50x = 576,737.38
  5. Step 5: Solve for x
    x = 576,737.38/792.50
  6. Step 6: Final answer
    x = 727.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.