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Finding the Fourth Proportional to 267,412.59, 400,848.57 and 167,642.73

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Solution

The fourth proportional to 267,412.59, 400,848.57 and 167,642.73 is: 251,294.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,412.59 : 400,848.57 = 167,642.73 : x
  2. Step 2: Convert to fraction form
    267,412.59/400,848.57 = 167,642.73/x
  3. Step 3: Cross multiply
    267,412.59x = 400,848.57 × 167,642.73
  4. Step 4: Simplify right side
    267,412.59x = 67,199,348,591.40
  5. Step 5: Solve for x
    x = 67,199,348,591.40/267,412.59
  6. Step 6: Final answer
    x = 251,294.63

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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.