Home / 283,556.09-424,633.82-211,335.84

Finding the Fourth Proportional to 283,556.09, 424,633.82 and 211,335.84

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Solution

The fourth proportional to 283,556.09, 424,633.82 and 211,335.84 is: 316,481.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,556.09 : 424,633.82 = 211,335.84 : x
  2. Step 2: Convert to fraction form
    283,556.09/424,633.82 = 211,335.84/x
  3. Step 3: Cross multiply
    283,556.09x = 424,633.82 × 211,335.84
  4. Step 4: Simplify right side
    283,556.09x = 89,740,343,985.43
  5. Step 5: Solve for x
    x = 89,740,343,985.43/283,556.09
  6. Step 6: Final answer
    x = 316,481.81

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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.