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Finding the Fourth Proportional to 322,848.68, 483,951.66 and 154,171.80

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Solution

The fourth proportional to 322,848.68, 483,951.66 and 154,171.80 is: 231,104.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,848.68 : 483,951.66 = 154,171.80 : x
  2. Step 2: Convert to fraction form
    322,848.68/483,951.66 = 154,171.80/x
  3. Step 3: Cross multiply
    322,848.68x = 483,951.66 × 154,171.80
  4. Step 4: Simplify right side
    322,848.68x = 74,611,698,535.19
  5. Step 5: Solve for x
    x = 74,611,698,535.19/322,848.68
  6. Step 6: Final answer
    x = 231,104.24

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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.