Home / 699,805.40-1,049,874.66-226,490.76

Finding the Fourth Proportional to 699,805.40, 1,049,874.66 and 226,490.76

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Solution

The fourth proportional to 699,805.40, 1,049,874.66 and 226,490.76 is: 339,790.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,805.40 : 1,049,874.66 = 226,490.76 : x
  2. Step 2: Convert to fraction form
    699,805.40/1,049,874.66 = 226,490.76/x
  3. Step 3: Cross multiply
    699,805.40x = 1,049,874.66 × 226,490.76
  4. Step 4: Simplify right side
    699,805.40x = 237,786,909,648.14
  5. Step 5: Solve for x
    x = 237,786,909,648.14/699,805.40
  6. Step 6: Final answer
    x = 339,790.05

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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.