Home / 219,328.02-329,458.16-206,529.98

Finding the Fourth Proportional to 219,328.02, 329,458.16 and 206,529.98

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Solution

The fourth proportional to 219,328.02, 329,458.16 and 206,529.98 is: 310,233.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,328.02 : 329,458.16 = 206,529.98 : x
  2. Step 2: Convert to fraction form
    219,328.02/329,458.16 = 206,529.98/x
  3. Step 3: Cross multiply
    219,328.02x = 329,458.16 × 206,529.98
  4. Step 4: Simplify right side
    219,328.02x = 68,042,987,195.64
  5. Step 5: Solve for x
    x = 68,042,987,195.64/219,328.02
  6. Step 6: Final answer
    x = 310,233.90

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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.