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Finding the Fourth Proportional to 634.88, 876.06 and 373.04

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Solution

The fourth proportional to 634.88, 876.06 and 373.04 is: 514.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    634.88 : 876.06 = 373.04 : x
  2. Step 2: Convert to fraction form
    634.88/876.06 = 373.04/x
  3. Step 3: Cross multiply
    634.88x = 876.06 × 373.04
  4. Step 4: Simplify right side
    634.88x = 326,805.42
  5. Step 5: Solve for x
    x = 326,805.42/634.88
  6. Step 6: Final answer
    x = 514.75

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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.