Home / 726,775.83-1,090,236.42-277,874.37

Finding the Fourth Proportional to 726,775.83, 1,090,236.42 and 277,874.37

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Solution

The fourth proportional to 726,775.83, 1,090,236.42 and 277,874.37 is: 416,839.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,775.83 : 1,090,236.42 = 277,874.37 : x
  2. Step 2: Convert to fraction form
    726,775.83/1,090,236.42 = 277,874.37/x
  3. Step 3: Cross multiply
    726,775.83x = 1,090,236.42 × 277,874.37
  4. Step 4: Simplify right side
    726,775.83x = 302,948,758,358.56
  5. Step 5: Solve for x
    x = 302,948,758,358.56/726,775.83
  6. Step 6: Final answer
    x = 416,839.34

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1.5x scale

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.