Home / 732,120.85-1,097,923.96-219,633.18

Finding the Fourth Proportional to 732,120.85, 1,097,923.96 and 219,633.18

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Solution

The fourth proportional to 732,120.85, 1,097,923.96 and 219,633.18 is: 329,372.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,120.85 : 1,097,923.96 = 219,633.18 : x
  2. Step 2: Convert to fraction form
    732,120.85/1,097,923.96 = 219,633.18/x
  3. Step 3: Cross multiply
    732,120.85x = 1,097,923.96 × 219,633.18
  4. Step 4: Simplify right side
    732,120.85x = 241,140,530,732.99
  5. Step 5: Solve for x
    x = 241,140,530,732.99/732,120.85
  6. Step 6: Final answer
    x = 329,372.58

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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.