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Finding the Fourth Proportional to 344,895.36, 475,950.72 and 193,992

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Solution

The fourth proportional to 344,895.36, 475,950.72 and 193,992 is: 267,706.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,895.36 : 475,950.72 = 193,992 : x
  2. Step 2: Convert to fraction form
    344,895.36/475,950.72 = 193,992/x
  3. Step 3: Cross multiply
    344,895.36x = 475,950.72 × 193,992
  4. Step 4: Simplify right side
    344,895.36x = 92,330,632,074.24
  5. Step 5: Solve for x
    x = 92,330,632,074.24/344,895.36
  6. Step 6: Final answer
    x = 267,706.22

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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.