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Finding the Fourth Proportional to 625.04, 862.34 and 363.14

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Solution

The fourth proportional to 625.04, 862.34 and 363.14 is: 501.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    625.04 : 862.34 = 363.14 : x
  2. Step 2: Convert to fraction form
    625.04/862.34 = 363.14/x
  3. Step 3: Cross multiply
    625.04x = 862.34 × 363.14
  4. Step 4: Simplify right side
    625.04x = 313,150.15
  5. Step 5: Solve for x
    x = 313,150.15/625.04
  6. Step 6: Final answer
    x = 501.01

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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.