Home / 756,898.92-1,135,375.20-188,282.98

Finding the Fourth Proportional to 756,898.92, 1,135,375.20 and 188,282.98

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Solution

The fourth proportional to 756,898.92, 1,135,375.20 and 188,282.98 is: 282,431.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,898.92 : 1,135,375.20 = 188,282.98 : x
  2. Step 2: Convert to fraction form
    756,898.92/1,135,375.20 = 188,282.98/x
  3. Step 3: Cross multiply
    756,898.92x = 1,135,375.20 × 188,282.98
  4. Step 4: Simplify right side
    756,898.92x = 213,771,826,074.10
  5. Step 5: Solve for x
    x = 213,771,826,074.10/756,898.92
  6. Step 6: Final answer
    x = 282,431.14

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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.