Home / 307,719.06-461,576.52-165,631.29

Finding the Fourth Proportional to 307,719.06, 461,576.52 and 165,631.29

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Solution

The fourth proportional to 307,719.06, 461,576.52 and 165,631.29 is: 248,445.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,719.06 : 461,576.52 = 165,631.29 : x
  2. Step 2: Convert to fraction form
    307,719.06/461,576.52 = 165,631.29/x
  3. Step 3: Cross multiply
    307,719.06x = 461,576.52 × 165,631.29
  4. Step 4: Simplify right side
    307,719.06x = 76,451,514,441.31
  5. Step 5: Solve for x
    x = 76,451,514,441.31/307,719.06
  6. Step 6: Final answer
    x = 248,445.82

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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.