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Finding the Fourth Proportional to 322,019.96, 483,117.42 and 229,116.20

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Solution

The fourth proportional to 322,019.96, 483,117.42 and 229,116.20 is: 343,736.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,019.96 : 483,117.42 = 229,116.20 : x
  2. Step 2: Convert to fraction form
    322,019.96/483,117.42 = 229,116.20/x
  3. Step 3: Cross multiply
    322,019.96x = 483,117.42 × 229,116.20
  4. Step 4: Simplify right side
    322,019.96x = 110,690,027,424.20
  5. Step 5: Solve for x
    x = 110,690,027,424.20/322,019.96
  6. Step 6: Final answer
    x = 343,736.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.