Home / 352,362.31-486,260.30-191,217.36

Finding the Fourth Proportional to 352,362.31, 486,260.30 and 191,217.36

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Solution

The fourth proportional to 352,362.31, 486,260.30 and 191,217.36 is: 263,880.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,362.31 : 486,260.30 = 191,217.36 : x
  2. Step 2: Convert to fraction form
    352,362.31/486,260.30 = 191,217.36/x
  3. Step 3: Cross multiply
    352,362.31x = 486,260.30 × 191,217.36
  4. Step 4: Simplify right side
    352,362.31x = 92,981,411,316.85
  5. Step 5: Solve for x
    x = 92,981,411,316.85/352,362.31
  6. Step 6: Final answer
    x = 263,880.13

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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.