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Finding the Fourth Proportional to 301,732.29, 416,388.96 and 163,910.14

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Solution

The fourth proportional to 301,732.29, 416,388.96 and 163,910.14 is: 226,195.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,732.29 : 416,388.96 = 163,910.14 : x
  2. Step 2: Convert to fraction form
    301,732.29/416,388.96 = 163,910.14/x
  3. Step 3: Cross multiply
    301,732.29x = 416,388.96 × 163,910.14
  4. Step 4: Simplify right side
    301,732.29x = 68,250,371,687.08
  5. Step 5: Solve for x
    x = 68,250,371,687.08/301,732.29
  6. Step 6: Final answer
    x = 226,195.12

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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.