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Finding the Fourth Proportional to 350,453.95, 483,626.06 and 189,308.96

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Solution

The fourth proportional to 350,453.95, 483,626.06 and 189,308.96 is: 261,246.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,453.95 : 483,626.06 = 189,308.96 : x
  2. Step 2: Convert to fraction form
    350,453.95/483,626.06 = 189,308.96/x
  3. Step 3: Cross multiply
    350,453.95x = 483,626.06 × 189,308.96
  4. Step 4: Simplify right side
    350,453.95x = 91,554,746,447.50
  5. Step 5: Solve for x
    x = 91,554,746,447.50/350,453.95
  6. Step 6: Final answer
    x = 261,246.16

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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.