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Finding the Fourth Proportional to 244,538.40, 366,807.60 and 185,489.40

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Solution

The fourth proportional to 244,538.40, 366,807.60 and 185,489.40 is: 278,234.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,538.40 : 366,807.60 = 185,489.40 : x
  2. Step 2: Convert to fraction form
    244,538.40/366,807.60 = 185,489.40/x
  3. Step 3: Cross multiply
    244,538.40x = 366,807.60 × 185,489.40
  4. Step 4: Simplify right side
    244,538.40x = 68,038,921,639.44
  5. Step 5: Solve for x
    x = 68,038,921,639.44/244,538.40
  6. Step 6: Final answer
    x = 278,234.10

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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.