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Finding the Fourth Proportional to 539.52, 744.66 and 452.04

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Solution

The fourth proportional to 539.52, 744.66 and 452.04 is: 623.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    539.52 : 744.66 = 452.04 : x
  2. Step 2: Convert to fraction form
    539.52/744.66 = 452.04/x
  3. Step 3: Cross multiply
    539.52x = 744.66 × 452.04
  4. Step 4: Simplify right side
    539.52x = 336,616.11
  5. Step 5: Solve for x
    x = 336,616.11/539.52
  6. Step 6: Final answer
    x = 623.92

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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.