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Finding the Fourth Proportional to 293,293.46, 404,744.97 and 159,157.46

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Solution

The fourth proportional to 293,293.46, 404,744.97 and 159,157.46 is: 219,637.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,293.46 : 404,744.97 = 159,157.46 : x
  2. Step 2: Convert to fraction form
    293,293.46/404,744.97 = 159,157.46/x
  3. Step 3: Cross multiply
    293,293.46x = 404,744.97 × 159,157.46
  4. Step 4: Simplify right side
    293,293.46x = 64,418,181,372.98
  5. Step 5: Solve for x
    x = 64,418,181,372.98/293,293.46
  6. Step 6: Final answer
    x = 219,637.29

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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.