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Finding the Fourth Proportional to 552,595.25, 828,892.88 and 178,618.25

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Solution

The fourth proportional to 552,595.25, 828,892.88 and 178,618.25 is: 267,927.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,595.25 : 828,892.88 = 178,618.25 : x
  2. Step 2: Convert to fraction form
    552,595.25/828,892.88 = 178,618.25/x
  3. Step 3: Cross multiply
    552,595.25x = 828,892.88 × 178,618.25
  4. Step 4: Simplify right side
    552,595.25x = 148,055,394,769.97
  5. Step 5: Solve for x
    x = 148,055,394,769.97/552,595.25
  6. Step 6: Final answer
    x = 267,927.38

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Similar ratio
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1.5x scale

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.