Home / 913,161.33-1,260,361.26-531,238.23

Finding the Fourth Proportional to 913,161.33, 1,260,361.26 and 531,238.23

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Solution

The fourth proportional to 913,161.33, 1,260,361.26 and 531,238.23 is: 733,224.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,161.33 : 1,260,361.26 = 531,238.23 : x
  2. Step 2: Convert to fraction form
    913,161.33/1,260,361.26 = 531,238.23/x
  3. Step 3: Cross multiply
    913,161.33x = 1,260,361.26 × 531,238.23
  4. Step 4: Simplify right side
    913,161.33x = 669,552,084,922.97
  5. Step 5: Solve for x
    x = 669,552,084,922.97/913,161.33
  6. Step 6: Final answer
    x = 733,224.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.