Home / 644,024.96-965,726.72-269,947.52

Finding the Fourth Proportional to 644,024.96, 965,726.72 and 269,947.52

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Solution

The fourth proportional to 644,024.96, 965,726.72 and 269,947.52 is: 404,791.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,024.96 : 965,726.72 = 269,947.52 : x
  2. Step 2: Convert to fraction form
    644,024.96/965,726.72 = 269,947.52/x
  3. Step 3: Cross multiply
    644,024.96x = 965,726.72 × 269,947.52
  4. Step 4: Simplify right side
    644,024.96x = 260,695,533,061.73
  5. Step 5: Solve for x
    x = 260,695,533,061.73/644,024.96
  6. Step 6: Final answer
    x = 404,791.04

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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.