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Finding the Fourth Proportional to 244,612.55, 366,918.83 and 220,992.95

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Solution

The fourth proportional to 244,612.55, 366,918.83 and 220,992.95 is: 331,489.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,612.55 : 366,918.83 = 220,992.95 : x
  2. Step 2: Convert to fraction form
    244,612.55/366,918.83 = 220,992.95/x
  3. Step 3: Cross multiply
    244,612.55x = 366,918.83 × 220,992.95
  4. Step 4: Simplify right side
    244,612.55x = 81,086,473,547.28
  5. Step 5: Solve for x
    x = 81,086,473,547.28/244,612.55
  6. Step 6: Final answer
    x = 331,489.43

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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.