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Finding the Fourth Proportional to 633.87, 949.34 and 373.37

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Solution

The fourth proportional to 633.87, 949.34 and 373.37 is: 559.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    633.87 : 949.34 = 373.37 : x
  2. Step 2: Convert to fraction form
    633.87/949.34 = 373.37/x
  3. Step 3: Cross multiply
    633.87x = 949.34 × 373.37
  4. Step 4: Simplify right side
    633.87x = 354,448.46
  5. Step 5: Solve for x
    x = 354,448.46/633.87
  6. Step 6: Final answer
    x = 559.18

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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.