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Finding the Fourth Proportional to 634.60, 951.45 and 244.45

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Solution

The fourth proportional to 634.60, 951.45 and 244.45 is: 366.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    634.60 : 951.45 = 244.45 : x
  2. Step 2: Convert to fraction form
    634.60/951.45 = 244.45/x
  3. Step 3: Cross multiply
    634.60x = 951.45 × 244.45
  4. Step 4: Simplify right side
    634.60x = 232,581.95
  5. Step 5: Solve for x
    x = 232,581.95/634.60
  6. Step 6: Final answer
    x = 366.50

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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.