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Finding the Fourth Proportional to 966.69, 1,332.56 and 592.98

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Solution

The fourth proportional to 966.69, 1,332.56 and 592.98 is: 817.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    966.69 : 1,332.56 = 592.98 : x
  2. Step 2: Convert to fraction form
    966.69/1,332.56 = 592.98/x
  3. Step 3: Cross multiply
    966.69x = 1,332.56 × 592.98
  4. Step 4: Simplify right side
    966.69x = 790,181.43
  5. Step 5: Solve for x
    x = 790,181.43/966.69
  6. Step 6: Final answer
    x = 817.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.