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Finding the Fourth Proportional to 633.59, 950.45 and 248.75

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Solution

The fourth proportional to 633.59, 950.45 and 248.75 is: 373.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    633.59 : 950.45 = 248.75 : x
  2. Step 2: Convert to fraction form
    633.59/950.45 = 248.75/x
  3. Step 3: Cross multiply
    633.59x = 950.45 × 248.75
  4. Step 4: Simplify right side
    633.59x = 236,423.19
  5. Step 5: Solve for x
    x = 236,423.19/633.59
  6. Step 6: Final answer
    x = 373.15

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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.