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Finding the Fourth Proportional to 673.04, 929.11 and 452.15

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Solution

The fourth proportional to 673.04, 929.11 and 452.15 is: 624.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    673.04 : 929.11 = 452.15 : x
  2. Step 2: Convert to fraction form
    673.04/929.11 = 452.15/x
  3. Step 3: Cross multiply
    673.04x = 929.11 × 452.15
  4. Step 4: Simplify right side
    673.04x = 420,092.44
  5. Step 5: Solve for x
    x = 420,092.44/673.04
  6. Step 6: Final answer
    x = 624.18

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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.