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Finding the Fourth Proportional to 267,311.64, 368,889.84 and 146,460.48

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Solution

The fourth proportional to 267,311.64, 368,889.84 and 146,460.48 is: 202,115.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,311.64 : 368,889.84 = 146,460.48 : x
  2. Step 2: Convert to fraction form
    267,311.64/368,889.84 = 146,460.48/x
  3. Step 3: Cross multiply
    267,311.64x = 368,889.84 × 146,460.48
  4. Step 4: Simplify right side
    267,311.64x = 54,027,783,033.52
  5. Step 5: Solve for x
    x = 54,027,783,033.52/267,311.64
  6. Step 6: Final answer
    x = 202,115.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.