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Finding the Fourth Proportional to 313,562.44, 432,304.41 and 226,274.29

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Solution

The fourth proportional to 313,562.44, 432,304.41 and 226,274.29 is: 311,961.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,562.44 : 432,304.41 = 226,274.29 : x
  2. Step 2: Convert to fraction form
    313,562.44/432,304.41 = 226,274.29/x
  3. Step 3: Cross multiply
    313,562.44x = 432,304.41 × 226,274.29
  4. Step 4: Simplify right side
    313,562.44x = 97,819,373,436.62
  5. Step 5: Solve for x
    x = 97,819,373,436.62/313,562.44
  6. Step 6: Final answer
    x = 311,961.39

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1.5x scale

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.