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Finding the Fourth Proportional to 267,573.11, 401,426.55 and 188,841.11

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Solution

The fourth proportional to 267,573.11, 401,426.55 and 188,841.11 is: 283,308.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,573.11 : 401,426.55 = 188,841.11 : x
  2. Step 2: Convert to fraction form
    267,573.11/401,426.55 = 188,841.11/x
  3. Step 3: Cross multiply
    267,573.11x = 401,426.55 × 188,841.11
  4. Step 4: Simplify right side
    267,573.11x = 75,805,833,278.34
  5. Step 5: Solve for x
    x = 75,805,833,278.34/267,573.11
  6. Step 6: Final answer
    x = 283,308.87

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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.