Home / 445,736.73-614,967.09-254,614.80

Finding the Fourth Proportional to 445,736.73, 614,967.09 and 254,614.80

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Solution

The fourth proportional to 445,736.73, 614,967.09 and 254,614.80 is: 351,282.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,736.73 : 614,967.09 = 254,614.80 : x
  2. Step 2: Convert to fraction form
    445,736.73/614,967.09 = 254,614.80/x
  3. Step 3: Cross multiply
    445,736.73x = 614,967.09 × 254,614.80
  4. Step 4: Simplify right side
    445,736.73x = 156,579,722,626.93
  5. Step 5: Solve for x
    x = 156,579,722,626.93/445,736.73
  6. Step 6: Final answer
    x = 351,282.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.