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Finding the Fourth Proportional to 649.34, 967.84 and 632.01

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Solution

The fourth proportional to 649.34, 967.84 and 632.01 is: 942.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    649.34 : 967.84 = 632.01 : x
  2. Step 2: Convert to fraction form
    649.34/967.84 = 632.01/x
  3. Step 3: Cross multiply
    649.34x = 967.84 × 632.01
  4. Step 4: Simplify right side
    649.34x = 611,684.56
  5. Step 5: Solve for x
    x = 611,684.56/649.34
  6. Step 6: Final answer
    x = 942.01

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.