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Finding the Fourth Proportional to 350,626.01, 483,843.04 and 203,439.48

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Solution

The fourth proportional to 350,626.01, 483,843.04 and 203,439.48 is: 280,734.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,626.01 : 483,843.04 = 203,439.48 : x
  2. Step 2: Convert to fraction form
    350,626.01/483,843.04 = 203,439.48/x
  3. Step 3: Cross multiply
    350,626.01x = 483,843.04 × 203,439.48
  4. Step 4: Simplify right side
    350,626.01x = 98,432,777,160.23
  5. Step 5: Solve for x
    x = 98,432,777,160.23/350,626.01
  6. Step 6: Final answer
    x = 280,734.38

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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.