Home / 352,418.22-486,337.63-191,273.27

Finding the Fourth Proportional to 352,418.22, 486,337.63 and 191,273.27

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Solution

The fourth proportional to 352,418.22, 486,337.63 and 191,273.27 is: 263,957.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,418.22 : 486,337.63 = 191,273.27 : x
  2. Step 2: Convert to fraction form
    352,418.22/486,337.63 = 191,273.27/x
  3. Step 3: Cross multiply
    352,418.22x = 486,337.63 × 191,273.27
  4. Step 4: Simplify right side
    352,418.22x = 93,023,387,721.96
  5. Step 5: Solve for x
    x = 93,023,387,721.96/352,418.22
  6. Step 6: Final answer
    x = 263,957.37

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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.