Home / 729,006.80-1,093,510.20-410,142.20

Finding the Fourth Proportional to 729,006.80, 1,093,510.20 and 410,142.20

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Solution

The fourth proportional to 729,006.80, 1,093,510.20 and 410,142.20 is: 615,213.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,006.80 : 1,093,510.20 = 410,142.20 : x
  2. Step 2: Convert to fraction form
    729,006.80/1,093,510.20 = 410,142.20/x
  3. Step 3: Cross multiply
    729,006.80x = 1,093,510.20 × 410,142.20
  4. Step 4: Simplify right side
    729,006.80x = 448,494,679,150.44
  5. Step 5: Solve for x
    x = 448,494,679,150.44/729,006.80
  6. Step 6: Final answer
    x = 615,213.30

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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.