Home / 307,272.92-460,923.96-149,313.20

Finding the Fourth Proportional to 307,272.92, 460,923.96 and 149,313.20

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Solution

The fourth proportional to 307,272.92, 460,923.96 and 149,313.20 is: 223,976.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,272.92 : 460,923.96 = 149,313.20 : x
  2. Step 2: Convert to fraction form
    307,272.92/460,923.96 = 149,313.20/x
  3. Step 3: Cross multiply
    307,272.92x = 460,923.96 × 149,313.20
  4. Step 4: Simplify right side
    307,272.92x = 68,822,031,424.27
  5. Step 5: Solve for x
    x = 68,822,031,424.27/307,272.92
  6. Step 6: Final answer
    x = 223,976.88

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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.