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Finding the Fourth Proportional to 964.93, 1,332.30 and 592.41

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Solution

The fourth proportional to 964.93, 1,332.30 and 592.41 is: 817.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    964.93 : 1,332.30 = 592.41 : x
  2. Step 2: Convert to fraction form
    964.93/1,332.30 = 592.41/x
  3. Step 3: Cross multiply
    964.93x = 1,332.30 × 592.41
  4. Step 4: Simplify right side
    964.93x = 789,271.73
  5. Step 5: Solve for x
    x = 789,271.73/964.93
  6. Step 6: Final answer
    x = 817.96

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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.