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Finding the Fourth Proportional to 347,952.82, 480,406.20 and 267,236.14

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Solution

The fourth proportional to 347,952.82, 480,406.20 and 267,236.14 is: 368,963.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,952.82 : 480,406.20 = 267,236.14 : x
  2. Step 2: Convert to fraction form
    347,952.82/480,406.20 = 267,236.14/x
  3. Step 3: Cross multiply
    347,952.82x = 480,406.20 × 267,236.14
  4. Step 4: Simplify right side
    347,952.82x = 128,381,898,520.07
  5. Step 5: Solve for x
    x = 128,381,898,520.07/347,952.82
  6. Step 6: Final answer
    x = 368,963.52

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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.