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Finding the Fourth Proportional to 244,761.20, 366,947.40 and 133,953.20

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Solution

The fourth proportional to 244,761.20, 366,947.40 and 133,953.20 is: 200,823.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,761.20 : 366,947.40 = 133,953.20 : x
  2. Step 2: Convert to fraction form
    244,761.20/366,947.40 = 133,953.20/x
  3. Step 3: Cross multiply
    244,761.20x = 366,947.40 × 133,953.20
  4. Step 4: Simplify right side
    244,761.20x = 49,153,778,461.68
  5. Step 5: Solve for x
    x = 49,153,778,461.68/244,761.20
  6. Step 6: Final answer
    x = 200,823.41

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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.