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Finding the Fourth Proportional to 322,321.34, 483,250.43 and 151,446.70

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Solution

The fourth proportional to 322,321.34, 483,250.43 and 151,446.70 is: 227,061.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,321.34 : 483,250.43 = 151,446.70 : x
  2. Step 2: Convert to fraction form
    322,321.34/483,250.43 = 151,446.70/x
  3. Step 3: Cross multiply
    322,321.34x = 483,250.43 × 151,446.70
  4. Step 4: Simplify right side
    322,321.34x = 73,186,683,879.76
  5. Step 5: Solve for x
    x = 73,186,683,879.76/322,321.34
  6. Step 6: Final answer
    x = 227,061.24

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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.