Home / 729,650.90-1,094,480-329,823.56

Finding the Fourth Proportional to 729,650.90, 1,094,480 and 329,823.56

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Solution

The fourth proportional to 729,650.90, 1,094,480 and 329,823.56 is: 494,736.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,650.90 : 1,094,480 = 329,823.56 : x
  2. Step 2: Convert to fraction form
    729,650.90/1,094,480 = 329,823.56/x
  3. Step 3: Cross multiply
    729,650.90x = 1,094,480 × 329,823.56
  4. Step 4: Simplify right side
    729,650.90x = 360,985,289,948.80
  5. Step 5: Solve for x
    x = 360,985,289,948.80/729,650.90
  6. Step 6: Final answer
    x = 494,736.99

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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.