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Finding the Fourth Proportional to 644,369.88, 966,284.10 and 244,790.04

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Solution

The fourth proportional to 644,369.88, 966,284.10 and 244,790.04 is: 367,082.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,369.88 : 966,284.10 = 244,790.04 : x
  2. Step 2: Convert to fraction form
    644,369.88/966,284.10 = 244,790.04/x
  3. Step 3: Cross multiply
    644,369.88x = 966,284.10 × 244,790.04
  4. Step 4: Simplify right side
    644,369.88x = 236,536,723,490.36
  5. Step 5: Solve for x
    x = 236,536,723,490.36/644,369.88
  6. Step 6: Final answer
    x = 367,082.22

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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.