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Finding the Fourth Proportional to 240,515.88, 331,889.31 and 162,833.51

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Solution

The fourth proportional to 240,515.88, 331,889.31 and 162,833.51 is: 224,694.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,515.88 : 331,889.31 = 162,833.51 : x
  2. Step 2: Convert to fraction form
    240,515.88/331,889.31 = 162,833.51/x
  3. Step 3: Cross multiply
    240,515.88x = 331,889.31 × 162,833.51
  4. Step 4: Simplify right side
    240,515.88x = 54,042,701,278.78
  5. Step 5: Solve for x
    x = 54,042,701,278.78/240,515.88
  6. Step 6: Final answer
    x = 224,694.94

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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.