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Finding the Fourth Proportional to 322,100.72, 483,052.66 and 153,532.22

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Solution

The fourth proportional to 322,100.72, 483,052.66 and 153,532.22 is: 230,251.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,100.72 : 483,052.66 = 153,532.22 : x
  2. Step 2: Convert to fraction form
    322,100.72/483,052.66 = 153,532.22/x
  3. Step 3: Cross multiply
    322,100.72x = 483,052.66 × 153,532.22
  4. Step 4: Simplify right side
    322,100.72x = 74,164,147,266.71
  5. Step 5: Solve for x
    x = 74,164,147,266.71/322,100.72
  6. Step 6: Final answer
    x = 230,251.42

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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.