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Finding the Fourth Proportional to 221,807.40, 332,711.10 and 182,441.40

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Solution

The fourth proportional to 221,807.40, 332,711.10 and 182,441.40 is: 273,662.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,807.40 : 332,711.10 = 182,441.40 : x
  2. Step 2: Convert to fraction form
    221,807.40/332,711.10 = 182,441.40/x
  3. Step 3: Cross multiply
    221,807.40x = 332,711.10 × 182,441.40
  4. Step 4: Simplify right side
    221,807.40x = 60,700,278,879.54
  5. Step 5: Solve for x
    x = 60,700,278,879.54/221,807.40
  6. Step 6: Final answer
    x = 273,662.10

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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.