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Finding the Fourth Proportional to 644,242.32, 966,487.99 and 244,851.95

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Solution

The fourth proportional to 644,242.32, 966,487.99 and 244,851.95 is: 367,325.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,242.32 : 966,487.99 = 244,851.95 : x
  2. Step 2: Convert to fraction form
    644,242.32/966,487.99 = 244,851.95/x
  3. Step 3: Cross multiply
    644,242.32x = 966,487.99 × 244,851.95
  4. Step 4: Simplify right side
    644,242.32x = 236,646,469,003.08
  5. Step 5: Solve for x
    x = 236,646,469,003.08/644,242.32
  6. Step 6: Final answer
    x = 367,325.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.