Home / 293,759.28-405,388.20-166,443.48

Finding the Fourth Proportional to 293,759.28, 405,388.20 and 166,443.48

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Solution

The fourth proportional to 293,759.28, 405,388.20 and 166,443.48 is: 229,692.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,759.28 : 405,388.20 = 166,443.48 : x
  2. Step 2: Convert to fraction form
    293,759.28/405,388.20 = 166,443.48/x
  3. Step 3: Cross multiply
    293,759.28x = 405,388.20 × 166,443.48
  4. Step 4: Simplify right side
    293,759.28x = 67,474,222,758.94
  5. Step 5: Solve for x
    x = 67,474,222,758.94/293,759.28
  6. Step 6: Final answer
    x = 229,692.23

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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.