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Finding the Fourth Proportional to 366,905.58, 550,358.37 and 177,456.70

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Solution

The fourth proportional to 366,905.58, 550,358.37 and 177,456.70 is: 266,185.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,905.58 : 550,358.37 = 177,456.70 : x
  2. Step 2: Convert to fraction form
    366,905.58/550,358.37 = 177,456.70/x
  3. Step 3: Cross multiply
    366,905.58x = 550,358.37 × 177,456.70
  4. Step 4: Simplify right side
    366,905.58x = 97,664,780,157.58
  5. Step 5: Solve for x
    x = 97,664,780,157.58/366,905.58
  6. Step 6: Final answer
    x = 266,185.05

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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.