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Finding the Fourth Proportional to 350,080, 483,110.40 and 191,104

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Solution

The fourth proportional to 350,080, 483,110.40 and 191,104 is: 263,723.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,080 : 483,110.40 = 191,104 : x
  2. Step 2: Convert to fraction form
    350,080/483,110.40 = 191,104/x
  3. Step 3: Cross multiply
    350,080x = 483,110.40 × 191,104
  4. Step 4: Simplify right side
    350,080x = 92,324,329,881.60
  5. Step 5: Solve for x
    x = 92,324,329,881.60/350,080
  6. Step 6: Final answer
    x = 263,723.52

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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.