Home / 729,745.20-1,094,617.80-330,377.04

Finding the Fourth Proportional to 729,745.20, 1,094,617.80 and 330,377.04

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Solution

The fourth proportional to 729,745.20, 1,094,617.80 and 330,377.04 is: 495,565.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,745.20 : 1,094,617.80 = 330,377.04 : x
  2. Step 2: Convert to fraction form
    729,745.20/1,094,617.80 = 330,377.04/x
  3. Step 3: Cross multiply
    729,745.20x = 1,094,617.80 × 330,377.04
  4. Step 4: Simplify right side
    729,745.20x = 361,636,588,695.31
  5. Step 5: Solve for x
    x = 361,636,588,695.31/729,745.20
  6. Step 6: Final answer
    x = 495,565.56

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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.