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Finding the Fourth Proportional to 267,599.88, 401,473.62 and 217,555.56

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Solution

The fourth proportional to 267,599.88, 401,473.62 and 217,555.56 is: 326,393.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,599.88 : 401,473.62 = 217,555.56 : x
  2. Step 2: Convert to fraction form
    267,599.88/401,473.62 = 217,555.56/x
  3. Step 3: Cross multiply
    267,599.88x = 401,473.62 × 217,555.56
  4. Step 4: Simplify right side
    267,599.88x = 87,342,818,224.33
  5. Step 5: Solve for x
    x = 87,342,818,224.33/267,599.88
  6. Step 6: Final answer
    x = 326,393.34

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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.