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Finding the Fourth Proportional to 561,629.97, 843,192.32 and 295,577.33

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Solution

The fourth proportional to 561,629.97, 843,192.32 and 295,577.33 is: 443,759.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,629.97 : 843,192.32 = 295,577.33 : x
  2. Step 2: Convert to fraction form
    561,629.97/843,192.32 = 295,577.33/x
  3. Step 3: Cross multiply
    561,629.97x = 843,192.32 × 295,577.33
  4. Step 4: Simplify right side
    561,629.97x = 249,228,528,928.26
  5. Step 5: Solve for x
    x = 249,228,528,928.26/561,629.97
  6. Step 6: Final answer
    x = 443,759.31

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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.