Home / 219,612.20-329,418.30-204,060.20

Finding the Fourth Proportional to 219,612.20, 329,418.30 and 204,060.20

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Solution

The fourth proportional to 219,612.20, 329,418.30 and 204,060.20 is: 306,090.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,612.20 : 329,418.30 = 204,060.20 : x
  2. Step 2: Convert to fraction form
    219,612.20/329,418.30 = 204,060.20/x
  3. Step 3: Cross multiply
    219,612.20x = 329,418.30 × 204,060.20
  4. Step 4: Simplify right side
    219,612.20x = 67,221,164,181.66
  5. Step 5: Solve for x
    x = 67,221,164,181.66/219,612.20
  6. Step 6: Final answer
    x = 306,090.30

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1.5x scale

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.