Home / 331,918.24-497,877.48-82,600.24

Finding the Fourth Proportional to 331,918.24, 497,877.48 and 82,600.24

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Solution

The fourth proportional to 331,918.24, 497,877.48 and 82,600.24 is: 123,900.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,918.24 : 497,877.48 = 82,600.24 : x
  2. Step 2: Convert to fraction form
    331,918.24/497,877.48 = 82,600.24/x
  3. Step 3: Cross multiply
    331,918.24x = 497,877.48 × 82,600.24
  4. Step 4: Simplify right side
    331,918.24x = 41,124,799,338.60
  5. Step 5: Solve for x
    x = 41,124,799,338.60/331,918.24
  6. Step 6: Final answer
    x = 123,900.39

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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.