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Finding the Fourth Proportional to 244,659.40, 366,989.10 and 185,610.40

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Solution

The fourth proportional to 244,659.40, 366,989.10 and 185,610.40 is: 278,415.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,659.40 : 366,989.10 = 185,610.40 : x
  2. Step 2: Convert to fraction form
    244,659.40/366,989.10 = 185,610.40/x
  3. Step 3: Cross multiply
    244,659.40x = 366,989.10 × 185,610.40
  4. Step 4: Simplify right side
    244,659.40x = 68,116,993,646.64
  5. Step 5: Solve for x
    x = 68,116,993,646.64/244,659.40
  6. Step 6: Final answer
    x = 278,415.60

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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.