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Finding the Fourth Proportional to 700.63, 966.75 and 452.28

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Solution

The fourth proportional to 700.63, 966.75 and 452.28 is: 624.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    700.63 : 966.75 = 452.28 : x
  2. Step 2: Convert to fraction form
    700.63/966.75 = 452.28/x
  3. Step 3: Cross multiply
    700.63x = 966.75 × 452.28
  4. Step 4: Simplify right side
    700.63x = 437,241.69
  5. Step 5: Solve for x
    x = 437,241.69/700.63
  6. Step 6: Final answer
    x = 624.07

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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.