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Finding the Fourth Proportional to 636,160.85, 954,240.67 and 162,845.45

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Solution

The fourth proportional to 636,160.85, 954,240.67 and 162,845.45 is: 244,268.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,160.85 : 954,240.67 = 162,845.45 : x
  2. Step 2: Convert to fraction form
    636,160.85/954,240.67 = 162,845.45/x
  3. Step 3: Cross multiply
    636,160.85x = 954,240.67 × 162,845.45
  4. Step 4: Simplify right side
    636,160.85x = 155,393,751,198.40
  5. Step 5: Solve for x
    x = 155,393,751,198.40/636,160.85
  6. Step 6: Final answer
    x = 244,268.02

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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.