Home / 969,195.12-1,337,362.68-539,493.36

Finding the Fourth Proportional to 969,195.12, 1,337,362.68 and 539,493.36

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Solution

The fourth proportional to 969,195.12, 1,337,362.68 and 539,493.36 is: 744,430.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,195.12 : 1,337,362.68 = 539,493.36 : x
  2. Step 2: Convert to fraction form
    969,195.12/1,337,362.68 = 539,493.36/x
  3. Step 3: Cross multiply
    969,195.12x = 1,337,362.68 × 539,493.36
  4. Step 4: Simplify right side
    969,195.12x = 721,498,285,771.81
  5. Step 5: Solve for x
    x = 721,498,285,771.81/969,195.12
  6. Step 6: Final answer
    x = 744,430.37

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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.