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Finding the Fourth Proportional to 240,718.44, 332,201.78 and 133,288.38

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Solution

The fourth proportional to 240,718.44, 332,201.78 and 133,288.38 is: 183,943.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,718.44 : 332,201.78 = 133,288.38 : x
  2. Step 2: Convert to fraction form
    240,718.44/332,201.78 = 133,288.38/x
  3. Step 3: Cross multiply
    240,718.44x = 332,201.78 × 133,288.38
  4. Step 4: Simplify right side
    240,718.44x = 44,278,637,089.32
  5. Step 5: Solve for x
    x = 44,278,637,089.32/240,718.44
  6. Step 6: Final answer
    x = 183,943.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.