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Finding the Fourth Proportional to 350,895.26, 484,236.62 and 189,751.46

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Solution

The fourth proportional to 350,895.26, 484,236.62 and 189,751.46 is: 261,857.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,895.26 : 484,236.62 = 189,751.46 : x
  2. Step 2: Convert to fraction form
    350,895.26/484,236.62 = 189,751.46/x
  3. Step 3: Cross multiply
    350,895.26x = 484,236.62 × 189,751.46
  4. Step 4: Simplify right side
    350,895.26x = 91,884,605,630.47
  5. Step 5: Solve for x
    x = 91,884,605,630.47/350,895.26
  6. Step 6: Final answer
    x = 261,857.64

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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.