Home / 994,057.06-1,490,974.47-274,452.79

Finding the Fourth Proportional to 994,057.06, 1,490,974.47 and 274,452.79

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Solution

The fourth proportional to 994,057.06, 1,490,974.47 and 274,452.79 is: 411,648.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,057.06 : 1,490,974.47 = 274,452.79 : x
  2. Step 2: Convert to fraction form
    994,057.06/1,490,974.47 = 274,452.79/x
  3. Step 3: Cross multiply
    994,057.06x = 1,490,974.47 × 274,452.79
  4. Step 4: Simplify right side
    994,057.06x = 409,202,103,110.27
  5. Step 5: Solve for x
    x = 409,202,103,110.27/994,057.06
  6. Step 6: Final answer
    x = 411,648.51

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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.