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Finding the Fourth Proportional to 958.06, 1,437.09 and 633.36

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Solution

The fourth proportional to 958.06, 1,437.09 and 633.36 is: 950.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    958.06 : 1,437.09 = 633.36 : x
  2. Step 2: Convert to fraction form
    958.06/1,437.09 = 633.36/x
  3. Step 3: Cross multiply
    958.06x = 1,437.09 × 633.36
  4. Step 4: Simplify right side
    958.06x = 910,195.32
  5. Step 5: Solve for x
    x = 910,195.32/958.06
  6. Step 6: Final answer
    x = 950.04

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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.