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Finding the Fourth Proportional to 700.43, 966.71 and 534.33

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Solution

The fourth proportional to 700.43, 966.71 and 534.33 is: 737.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    700.43 : 966.71 = 534.33 : x
  2. Step 2: Convert to fraction form
    700.43/966.71 = 534.33/x
  3. Step 3: Cross multiply
    700.43x = 966.71 × 534.33
  4. Step 4: Simplify right side
    700.43x = 516,541.99
  5. Step 5: Solve for x
    x = 516,541.99/700.43
  6. Step 6: Final answer
    x = 737.46

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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.