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Finding the Fourth Proportional to 463,663.28, 694,354.44 and 226,240.40

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Solution

The fourth proportional to 463,663.28, 694,354.44 and 226,240.40 is: 338,804.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,663.28 : 694,354.44 = 226,240.40 : x
  2. Step 2: Convert to fraction form
    463,663.28/694,354.44 = 226,240.40/x
  3. Step 3: Cross multiply
    463,663.28x = 694,354.44 × 226,240.40
  4. Step 4: Simplify right side
    463,663.28x = 157,091,026,247.38
  5. Step 5: Solve for x
    x = 157,091,026,247.38/463,663.28
  6. Step 6: Final answer
    x = 338,804.11

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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.