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Finding the Fourth Proportional to 635.44, 876.18 and 537.04

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Solution

The fourth proportional to 635.44, 876.18 and 537.04 is: 740.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    635.44 : 876.18 = 537.04 : x
  2. Step 2: Convert to fraction form
    635.44/876.18 = 537.04/x
  3. Step 3: Cross multiply
    635.44x = 876.18 × 537.04
  4. Step 4: Simplify right side
    635.44x = 470,543.71
  5. Step 5: Solve for x
    x = 470,543.71/635.44
  6. Step 6: Final answer
    x = 740.50

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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.