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Finding the Fourth Proportional to 350,382.42, 483,527.61 and 189,237.42

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Solution

The fourth proportional to 350,382.42, 483,527.61 and 189,237.42 is: 261,147.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,382.42 : 483,527.61 = 189,237.42 : x
  2. Step 2: Convert to fraction form
    350,382.42/483,527.61 = 189,237.42/x
  3. Step 3: Cross multiply
    350,382.42x = 483,527.61 × 189,237.42
  4. Step 4: Simplify right side
    350,382.42x = 91,501,517,415.17
  5. Step 5: Solve for x
    x = 91,501,517,415.17/350,382.42
  6. Step 6: Final answer
    x = 261,147.57

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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.