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Finding the Fourth Proportional to 322,550.84, 483,825.72 and 133,117.76

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Solution

The fourth proportional to 322,550.84, 483,825.72 and 133,117.76 is: 199,676.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,550.84 : 483,825.72 = 133,117.76 : x
  2. Step 2: Convert to fraction form
    322,550.84/483,825.72 = 133,117.76/x
  3. Step 3: Cross multiply
    322,550.84x = 483,825.72 × 133,117.76
  4. Step 4: Simplify right side
    322,550.84x = 64,405,796,076.79
  5. Step 5: Solve for x
    x = 64,405,796,076.79/322,550.84
  6. Step 6: Final answer
    x = 199,676.42

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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.