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Finding the Fourth Proportional to 310,517.55, 466,049.70 and 183,999.60

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Solution

The fourth proportional to 310,517.55, 466,049.70 and 183,999.60 is: 276,161.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,517.55 : 466,049.70 = 183,999.60 : x
  2. Step 2: Convert to fraction form
    310,517.55/466,049.70 = 183,999.60/x
  3. Step 3: Cross multiply
    310,517.55x = 466,049.70 × 183,999.60
  4. Step 4: Simplify right side
    310,517.55x = 85,752,958,380.12
  5. Step 5: Solve for x
    x = 85,752,958,380.12/310,517.55
  6. Step 6: Final answer
    x = 276,161.39

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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.