Home / 909,974.43-1,365,799.38-461,007.63

Finding the Fourth Proportional to 909,974.43, 1,365,799.38 and 461,007.63

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Solution

The fourth proportional to 909,974.43, 1,365,799.38 and 461,007.63 is: 691,935.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,974.43 : 1,365,799.38 = 461,007.63 : x
  2. Step 2: Convert to fraction form
    909,974.43/1,365,799.38 = 461,007.63/x
  3. Step 3: Cross multiply
    909,974.43x = 1,365,799.38 × 461,007.63
  4. Step 4: Simplify right side
    909,974.43x = 629,643,935,229.27
  5. Step 5: Solve for x
    x = 629,643,935,229.27/909,974.43
  6. Step 6: Final answer
    x = 691,935.85

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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.