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Finding the Fourth Proportional to 444,584.25, 613,526.30 and 243,380.25

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Solution

The fourth proportional to 444,584.25, 613,526.30 and 243,380.25 is: 335,864.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,584.25 : 613,526.30 = 243,380.25 : x
  2. Step 2: Convert to fraction form
    444,584.25/613,526.30 = 243,380.25/x
  3. Step 3: Cross multiply
    444,584.25x = 613,526.30 × 243,380.25
  4. Step 4: Simplify right side
    444,584.25x = 149,320,183,058.67
  5. Step 5: Solve for x
    x = 149,320,183,058.67/444,584.25
  6. Step 6: Final answer
    x = 335,864.76

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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.