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Finding the Fourth Proportional to 322,100.22, 483,051.90 and 153,531.73

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Solution

The fourth proportional to 322,100.22, 483,051.90 and 153,531.73 is: 230,250.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,100.22 : 483,051.90 = 153,531.73 : x
  2. Step 2: Convert to fraction form
    322,100.22/483,051.90 = 153,531.73/x
  3. Step 3: Cross multiply
    322,100.22x = 483,051.90 × 153,531.73
  4. Step 4: Simplify right side
    322,100.22x = 74,163,793,886.79
  5. Step 5: Solve for x
    x = 74,163,793,886.79/322,100.22
  6. Step 6: Final answer
    x = 230,250.68

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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.