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Finding the Fourth Proportional to 338,832.49, 467,598.95 and 187,926.25

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Solution

The fourth proportional to 338,832.49, 467,598.95 and 187,926.25 is: 259,343.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,832.49 : 467,598.95 = 187,926.25 : x
  2. Step 2: Convert to fraction form
    338,832.49/467,598.95 = 187,926.25/x
  3. Step 3: Cross multiply
    338,832.49x = 467,598.95 × 187,926.25
  4. Step 4: Simplify right side
    338,832.49x = 87,874,117,177.44
  5. Step 5: Solve for x
    x = 87,874,117,177.44/338,832.49
  6. Step 6: Final answer
    x = 259,343.83

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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.