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Finding the Fourth Proportional to 529.13, 792.33 and 452.59

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Solution

The fourth proportional to 529.13, 792.33 and 452.59 is: 677.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    529.13 : 792.33 = 452.59 : x
  2. Step 2: Convert to fraction form
    529.13/792.33 = 452.59/x
  3. Step 3: Cross multiply
    529.13x = 792.33 × 452.59
  4. Step 4: Simplify right side
    529.13x = 358,599.50
  5. Step 5: Solve for x
    x = 358,599.50/529.13
  6. Step 6: Final answer
    x = 677.71

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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.