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Finding the Fourth Proportional to 322,174.66, 483,076.77 and 132,765.76

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Solution

The fourth proportional to 322,174.66, 483,076.77 and 132,765.76 is: 199,072.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,174.66 : 483,076.77 = 132,765.76 : x
  2. Step 2: Convert to fraction form
    322,174.66/483,076.77 = 132,765.76/x
  3. Step 3: Cross multiply
    322,174.66x = 483,076.77 × 132,765.76
  4. Step 4: Simplify right side
    322,174.66x = 64,136,054,507.40
  5. Step 5: Solve for x
    x = 64,136,054,507.40/322,174.66
  6. Step 6: Final answer
    x = 199,072.31

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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.