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Finding the Fourth Proportional to 276,616.80, 414,925.20 and 246,873.60

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Solution

The fourth proportional to 276,616.80, 414,925.20 and 246,873.60 is: 370,310.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,616.80 : 414,925.20 = 246,873.60 : x
  2. Step 2: Convert to fraction form
    276,616.80/414,925.20 = 246,873.60/x
  3. Step 3: Cross multiply
    276,616.80x = 414,925.20 × 246,873.60
  4. Step 4: Simplify right side
    276,616.80x = 102,434,077,854.72
  5. Step 5: Solve for x
    x = 102,434,077,854.72/276,616.80
  6. Step 6: Final answer
    x = 370,310.40

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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.