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Finding the Fourth Proportional to 491,773.20, 737,659.80 and 484,400.40

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Solution

The fourth proportional to 491,773.20, 737,659.80 and 484,400.40 is: 726,600.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,773.20 : 737,659.80 = 484,400.40 : x
  2. Step 2: Convert to fraction form
    491,773.20/737,659.80 = 484,400.40/x
  3. Step 3: Cross multiply
    491,773.20x = 737,659.80 × 484,400.40
  4. Step 4: Simplify right side
    491,773.20x = 357,322,702,183.92
  5. Step 5: Solve for x
    x = 357,322,702,183.92/491,773.20
  6. Step 6: Final answer
    x = 726,600.60

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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.