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Finding the Fourth Proportional to 444,374.92, 613,213.86 and 243,132.04

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Solution

The fourth proportional to 444,374.92, 613,213.86 and 243,132.04 is: 335,509.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,374.92 : 613,213.86 = 243,132.04 : x
  2. Step 2: Convert to fraction form
    444,374.92/613,213.86 = 243,132.04/x
  3. Step 3: Cross multiply
    444,374.92x = 613,213.86 × 243,132.04
  4. Step 4: Simplify right side
    444,374.92x = 149,091,936,738.07
  5. Step 5: Solve for x
    x = 149,091,936,738.07/444,374.92
  6. Step 6: Final answer
    x = 335,509.34

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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.