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Finding the Fourth Proportional to 338,546.92, 467,343.56 and 236,971.32

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Solution

The fourth proportional to 338,546.92, 467,343.56 and 236,971.32 is: 327,124.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,546.92 : 467,343.56 = 236,971.32 : x
  2. Step 2: Convert to fraction form
    338,546.92/467,343.56 = 236,971.32/x
  3. Step 3: Cross multiply
    338,546.92x = 467,343.56 × 236,971.32
  4. Step 4: Simplify right side
    338,546.92x = 110,747,020,306.70
  5. Step 5: Solve for x
    x = 110,747,020,306.70/338,546.92
  6. Step 6: Final answer
    x = 327,124.58

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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.