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Finding the Fourth Proportional to 244,660.40, 366,990.60 and 185,611.40

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Solution

The fourth proportional to 244,660.40, 366,990.60 and 185,611.40 is: 278,417.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,660.40 : 366,990.60 = 185,611.40 : x
  2. Step 2: Convert to fraction form
    244,660.40/366,990.60 = 185,611.40/x
  3. Step 3: Cross multiply
    244,660.40x = 366,990.60 × 185,611.40
  4. Step 4: Simplify right side
    244,660.40x = 68,117,639,052.84
  5. Step 5: Solve for x
    x = 68,117,639,052.84/244,660.40
  6. Step 6: Final answer
    x = 278,417.10

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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.