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Finding the Fourth Proportional to 307,044.92, 460,629.46 and 129,552.36

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Solution

The fourth proportional to 307,044.92, 460,629.46 and 129,552.36 is: 194,354.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,044.92 : 460,629.46 = 129,552.36 : x
  2. Step 2: Convert to fraction form
    307,044.92/460,629.46 = 129,552.36/x
  3. Step 3: Cross multiply
    307,044.92x = 460,629.46 × 129,552.36
  4. Step 4: Simplify right side
    307,044.92x = 59,675,633,628.53
  5. Step 5: Solve for x
    x = 59,675,633,628.53/307,044.92
  6. Step 6: Final answer
    x = 194,354.73

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1.5x scale

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.