Home / 307,160.26-460,709.24-82,491.49

Finding the Fourth Proportional to 307,160.26, 460,709.24 and 82,491.49

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Solution

The fourth proportional to 307,160.26, 460,709.24 and 82,491.49 is: 123,728.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,160.26 : 460,709.24 = 82,491.49 : x
  2. Step 2: Convert to fraction form
    307,160.26/460,709.24 = 82,491.49/x
  3. Step 3: Cross multiply
    307,160.26x = 460,709.24 × 82,491.49
  4. Step 4: Simplify right side
    307,160.26x = 38,004,592,816.14
  5. Step 5: Solve for x
    x = 38,004,592,816.14/307,160.26
  6. Step 6: Final answer
    x = 123,728.87

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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.