Home / 263,964.58-396,210.48-145,691.62

Finding the Fourth Proportional to 263,964.58, 396,210.48 and 145,691.62

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Solution

The fourth proportional to 263,964.58, 396,210.48 and 145,691.62 is: 218,682.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,964.58 : 396,210.48 = 145,691.62 : x
  2. Step 2: Convert to fraction form
    263,964.58/396,210.48 = 145,691.62/x
  3. Step 3: Cross multiply
    263,964.58x = 396,210.48 × 145,691.62
  4. Step 4: Simplify right side
    263,964.58x = 57,724,546,692.18
  5. Step 5: Solve for x
    x = 57,724,546,692.18/263,964.58
  6. Step 6: Final answer
    x = 218,682.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.