Home / 352,664.61-486,826.09-238,098.39

Finding the Fourth Proportional to 352,664.61, 486,826.09 and 238,098.39

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Solution

The fourth proportional to 352,664.61, 486,826.09 and 238,098.39 is: 328,676.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,664.61 : 486,826.09 = 238,098.39 : x
  2. Step 2: Convert to fraction form
    352,664.61/486,826.09 = 238,098.39/x
  3. Step 3: Cross multiply
    352,664.61x = 486,826.09 × 238,098.39
  4. Step 4: Simplify right side
    352,664.61x = 115,912,505,483.33
  5. Step 5: Solve for x
    x = 115,912,505,483.33/352,664.61
  6. Step 6: Final answer
    x = 328,676.32

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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.