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Finding the Fourth Proportional to 632.88, 950.08 and 617.18

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Solution

The fourth proportional to 632.88, 950.08 and 617.18 is: 926.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    632.88 : 950.08 = 617.18 : x
  2. Step 2: Convert to fraction form
    632.88/950.08 = 617.18/x
  3. Step 3: Cross multiply
    632.88x = 950.08 × 617.18
  4. Step 4: Simplify right side
    632.88x = 586,370.37
  5. Step 5: Solve for x
    x = 586,370.37/632.88
  6. Step 6: Final answer
    x = 926.51

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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.