Home / 996,535.80-1,375,212.60-543,826.80

Finding the Fourth Proportional to 996,535.80, 1,375,212.60 and 543,826.80

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Solution

The fourth proportional to 996,535.80, 1,375,212.60 and 543,826.80 is: 750,477.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,535.80 : 1,375,212.60 = 543,826.80 : x
  2. Step 2: Convert to fraction form
    996,535.80/1,375,212.60 = 543,826.80/x
  3. Step 3: Cross multiply
    996,535.80x = 1,375,212.60 × 543,826.80
  4. Step 4: Simplify right side
    996,535.80x = 747,877,467,577.68
  5. Step 5: Solve for x
    x = 747,877,467,577.68/996,535.80
  6. Step 6: Final answer
    x = 750,477.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.