Home / 352,297.19-486,296.24-209,057.24

Finding the Fourth Proportional to 352,297.19, 486,296.24 and 209,057.24

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Solution

The fourth proportional to 352,297.19, 486,296.24 and 209,057.24 is: 288,573.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,297.19 : 486,296.24 = 209,057.24 : x
  2. Step 2: Convert to fraction form
    352,297.19/486,296.24 = 209,057.24/x
  3. Step 3: Cross multiply
    352,297.19x = 486,296.24 × 209,057.24
  4. Step 4: Simplify right side
    352,297.19x = 101,663,749,927.23
  5. Step 5: Solve for x
    x = 101,663,749,927.23/352,297.19
  6. Step 6: Final answer
    x = 288,573.83

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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.