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Finding the Fourth Proportional to 444,596.31, 613,542.92 and 243,392.31

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Solution

The fourth proportional to 444,596.31, 613,542.92 and 243,392.31 is: 335,881.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,596.31 : 613,542.92 = 243,392.31 : x
  2. Step 2: Convert to fraction form
    444,596.31/613,542.92 = 243,392.31/x
  3. Step 3: Cross multiply
    444,596.31x = 613,542.92 × 243,392.31
  4. Step 4: Simplify right side
    444,596.31x = 149,331,627,365.98
  5. Step 5: Solve for x
    x = 149,331,627,365.98/444,596.31
  6. Step 6: Final answer
    x = 335,881.39

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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.