Home / 360,255.80-497,178.74-199,107.38

Finding the Fourth Proportional to 360,255.80, 497,178.74 and 199,107.38

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Solution

The fourth proportional to 360,255.80, 497,178.74 and 199,107.38 is: 274,782.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,255.80 : 497,178.74 = 199,107.38 : x
  2. Step 2: Convert to fraction form
    360,255.80/497,178.74 = 199,107.38/x
  3. Step 3: Cross multiply
    360,255.80x = 497,178.74 × 199,107.38
  4. Step 4: Simplify right side
    360,255.80x = 98,991,958,682.56
  5. Step 5: Solve for x
    x = 98,991,958,682.56/360,255.80
  6. Step 6: Final answer
    x = 274,782.42

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1.5x scale

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.