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Finding the Fourth Proportional to 350,454.57, 483,626.93 and 189,309.59

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Solution

The fourth proportional to 350,454.57, 483,626.93 and 189,309.59 is: 261,247.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,454.57 : 483,626.93 = 189,309.59 : x
  2. Step 2: Convert to fraction form
    350,454.57/483,626.93 = 189,309.59/x
  3. Step 3: Cross multiply
    350,454.57x = 483,626.93 × 189,309.59
  4. Step 4: Simplify right side
    350,454.57x = 91,555,212,466.58
  5. Step 5: Solve for x
    x = 91,555,212,466.58/350,454.57
  6. Step 6: Final answer
    x = 261,247.02

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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.