Home / 307,786.06-462,490.92-165,736.36

Finding the Fourth Proportional to 307,786.06, 462,490.92 and 165,736.36

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Solution

The fourth proportional to 307,786.06, 462,490.92 and 165,736.36 is: 249,041.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,786.06 : 462,490.92 = 165,736.36 : x
  2. Step 2: Convert to fraction form
    307,786.06/462,490.92 = 165,736.36/x
  3. Step 3: Cross multiply
    307,786.06x = 462,490.92 × 165,736.36
  4. Step 4: Simplify right side
    307,786.06x = 76,651,561,613.85
  5. Step 5: Solve for x
    x = 76,651,561,613.85/307,786.06
  6. Step 6: Final answer
    x = 249,041.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.