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Finding the Fourth Proportional to 267,027.84, 400,536 and 122,915.52

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Solution

The fourth proportional to 267,027.84, 400,536 and 122,915.52 is: 184,370.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,027.84 : 400,536 = 122,915.52 : x
  2. Step 2: Convert to fraction form
    267,027.84/400,536 = 122,915.52/x
  3. Step 3: Cross multiply
    267,027.84x = 400,536 × 122,915.52
  4. Step 4: Simplify right side
    267,027.84x = 49,232,090,718.72
  5. Step 5: Solve for x
    x = 49,232,090,718.72/267,027.84
  6. Step 6: Final answer
    x = 184,370.63

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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.