Home / 699,227.82-1,048,894.61-193,782.96

Finding the Fourth Proportional to 699,227.82, 1,048,894.61 and 193,782.96

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Solution

The fourth proportional to 699,227.82, 1,048,894.61 and 193,782.96 is: 290,689.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,227.82 : 1,048,894.61 = 193,782.96 : x
  2. Step 2: Convert to fraction form
    699,227.82/1,048,894.61 = 193,782.96/x
  3. Step 3: Cross multiply
    699,227.82x = 1,048,894.61 × 193,782.96
  4. Step 4: Simplify right side
    699,227.82x = 203,257,902,253.85
  5. Step 5: Solve for x
    x = 203,257,902,253.85/699,227.82
  6. Step 6: Final answer
    x = 290,689.10

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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.