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Finding the Fourth Proportional to 366,918.20, 550,377.30 and 177,469.33

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Solution

The fourth proportional to 366,918.20, 550,377.30 and 177,469.33 is: 266,204.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,918.20 : 550,377.30 = 177,469.33 : x
  2. Step 2: Convert to fraction form
    366,918.20/550,377.30 = 177,469.33/x
  3. Step 3: Cross multiply
    366,918.20x = 550,377.30 × 177,469.33
  4. Step 4: Simplify right side
    366,918.20x = 97,675,090,678.21
  5. Step 5: Solve for x
    x = 97,675,090,678.21/366,918.20
  6. Step 6: Final answer
    x = 266,204.00

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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.