Home / 351,192.92-484,648.38-205,969.10

Finding the Fourth Proportional to 351,192.92, 484,648.38 and 205,969.10

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Solution

The fourth proportional to 351,192.92, 484,648.38 and 205,969.10 is: 284,238.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,192.92 : 484,648.38 = 205,969.10 : x
  2. Step 2: Convert to fraction form
    351,192.92/484,648.38 = 205,969.10/x
  3. Step 3: Cross multiply
    351,192.92x = 484,648.38 × 205,969.10
  4. Step 4: Simplify right side
    351,192.92x = 99,822,588,221.82
  5. Step 5: Solve for x
    x = 99,822,588,221.82/351,192.92
  6. Step 6: Final answer
    x = 284,238.62

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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.