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Finding the Fourth Proportional to 632.52, 873.09 and 370.44

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Solution

The fourth proportional to 632.52, 873.09 and 370.44 is: 511.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    632.52 : 873.09 = 370.44 : x
  2. Step 2: Convert to fraction form
    632.52/873.09 = 370.44/x
  3. Step 3: Cross multiply
    632.52x = 873.09 × 370.44
  4. Step 4: Simplify right side
    632.52x = 323,427.46
  5. Step 5: Solve for x
    x = 323,427.46/632.52
  6. Step 6: Final answer
    x = 511.33

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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.