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Finding the Fourth Proportional to 492,059.90, 737,625.45 and 267,088.70

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Solution

The fourth proportional to 492,059.90, 737,625.45 and 267,088.70 is: 400,380.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,059.90 : 737,625.45 = 267,088.70 : x
  2. Step 2: Convert to fraction form
    492,059.90/737,625.45 = 267,088.70/x
  3. Step 3: Cross multiply
    492,059.90x = 737,625.45 × 267,088.70
  4. Step 4: Simplify right side
    492,059.90x = 197,011,422,527.42
  5. Step 5: Solve for x
    x = 197,011,422,527.42/492,059.90
  6. Step 6: Final answer
    x = 400,380.98

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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.