Home / 219,326.03-329,455.15-206,527.98

Finding the Fourth Proportional to 219,326.03, 329,455.15 and 206,527.98

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Solution

The fourth proportional to 219,326.03, 329,455.15 and 206,527.98 is: 310,230.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,326.03 : 329,455.15 = 206,527.98 : x
  2. Step 2: Convert to fraction form
    219,326.03/329,455.15 = 206,527.98/x
  3. Step 3: Cross multiply
    219,326.03x = 329,455.15 × 206,527.98
  4. Step 4: Simplify right side
    219,326.03x = 68,041,705,496.05
  5. Step 5: Solve for x
    x = 68,041,705,496.05/219,326.03
  6. Step 6: Final answer
    x = 310,230.87

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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.