Home / 345,441.88-476,744.34-202,193.56

Finding the Fourth Proportional to 345,441.88, 476,744.34 and 202,193.56

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Solution

The fourth proportional to 345,441.88, 476,744.34 and 202,193.56 is: 279,047.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,441.88 : 476,744.34 = 202,193.56 : x
  2. Step 2: Convert to fraction form
    345,441.88/476,744.34 = 202,193.56/x
  3. Step 3: Cross multiply
    345,441.88x = 476,744.34 × 202,193.56
  4. Step 4: Simplify right side
    345,441.88x = 96,394,635,314.45
  5. Step 5: Solve for x
    x = 96,394,635,314.45/345,441.88
  6. Step 6: Final answer
    x = 279,047.33

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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.