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Finding the Fourth Proportional to 350,594.27, 483,820.05 and 189,449.32

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Solution

The fourth proportional to 350,594.27, 483,820.05 and 189,449.32 is: 261,440.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,594.27 : 483,820.05 = 189,449.32 : x
  2. Step 2: Convert to fraction form
    350,594.27/483,820.05 = 189,449.32/x
  3. Step 3: Cross multiply
    350,594.27x = 483,820.05 × 189,449.32
  4. Step 4: Simplify right side
    350,594.27x = 91,659,379,474.87
  5. Step 5: Solve for x
    x = 91,659,379,474.87/350,594.27
  6. Step 6: Final answer
    x = 261,440.04

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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.