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Finding the Fourth Proportional to 966.81, 1,448.04 and 600.57

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Solution

The fourth proportional to 966.81, 1,448.04 and 600.57 is: 899.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    966.81 : 1,448.04 = 600.57 : x
  2. Step 2: Convert to fraction form
    966.81/1,448.04 = 600.57/x
  3. Step 3: Cross multiply
    966.81x = 1,448.04 × 600.57
  4. Step 4: Simplify right side
    966.81x = 869,649.38
  5. Step 5: Solve for x
    x = 869,649.38/966.81
  6. Step 6: Final answer
    x = 899.50

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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.