Home / 729,108.20-1,093,662.30-530,820.20

Finding the Fourth Proportional to 729,108.20, 1,093,662.30 and 530,820.20

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Solution

The fourth proportional to 729,108.20, 1,093,662.30 and 530,820.20 is: 796,230.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,108.20 : 1,093,662.30 = 530,820.20 : x
  2. Step 2: Convert to fraction form
    729,108.20/1,093,662.30 = 530,820.20/x
  3. Step 3: Cross multiply
    729,108.20x = 1,093,662.30 × 530,820.20
  4. Step 4: Simplify right side
    729,108.20x = 580,538,040,818.46
  5. Step 5: Solve for x
    x = 580,538,040,818.46/729,108.20
  6. Step 6: Final answer
    x = 796,230.30

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Similar ratio
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1.5x scale

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.