Home / 219,327.10-329,379.45-169,528.30

Finding the Fourth Proportional to 219,327.10, 329,379.45 and 169,528.30

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Solution

The fourth proportional to 219,327.10, 329,379.45 and 169,528.30 is: 254,592.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,327.10 : 329,379.45 = 169,528.30 : x
  2. Step 2: Convert to fraction form
    219,327.10/329,379.45 = 169,528.30/x
  3. Step 3: Cross multiply
    219,327.10x = 329,379.45 × 169,528.30
  4. Step 4: Simplify right side
    219,327.10x = 55,839,138,213.44
  5. Step 5: Solve for x
    x = 55,839,138,213.44/219,327.10
  6. Step 6: Final answer
    x = 254,592.97

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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.