Home / 444,724.96-613,821.32-347,736.97

Finding the Fourth Proportional to 444,724.96, 613,821.32 and 347,736.97

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Solution

The fourth proportional to 444,724.96, 613,821.32 and 347,736.97 is: 479,955.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,724.96 : 613,821.32 = 347,736.97 : x
  2. Step 2: Convert to fraction form
    444,724.96/613,821.32 = 347,736.97/x
  3. Step 3: Cross multiply
    444,724.96x = 613,821.32 × 347,736.97
  4. Step 4: Simplify right side
    444,724.96x = 213,448,365,938.20
  5. Step 5: Solve for x
    x = 213,448,365,938.20/444,724.96
  6. Step 6: Final answer
    x = 479,955.89

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1.5x scale

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.