Home / 283,555.71-424,633.26-211,335.47

Finding the Fourth Proportional to 283,555.71, 424,633.26 and 211,335.47

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Solution

The fourth proportional to 283,555.71, 424,633.26 and 211,335.47 is: 316,481.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,555.71 : 424,633.26 = 211,335.47 : x
  2. Step 2: Convert to fraction form
    283,555.71/424,633.26 = 211,335.47/x
  3. Step 3: Cross multiply
    283,555.71x = 424,633.26 × 211,335.47
  4. Step 4: Simplify right side
    283,555.71x = 89,740,067,456.57
  5. Step 5: Solve for x
    x = 89,740,067,456.57/283,555.71
  6. Step 6: Final answer
    x = 316,481.26

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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.