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Finding the Fourth Proportional to 625.02, 935.49 and 565.14

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Solution

The fourth proportional to 625.02, 935.49 and 565.14 is: 845.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    625.02 : 935.49 = 565.14 : x
  2. Step 2: Convert to fraction form
    625.02/935.49 = 565.14/x
  3. Step 3: Cross multiply
    625.02x = 935.49 × 565.14
  4. Step 4: Simplify right side
    625.02x = 528,682.82
  5. Step 5: Solve for x
    x = 528,682.82/625.02
  6. Step 6: Final answer
    x = 845.87

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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.