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Finding the Fourth Proportional to 367,466.70, 551,200.05 and 255,273.60

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Solution

The fourth proportional to 367,466.70, 551,200.05 and 255,273.60 is: 382,910.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,466.70 : 551,200.05 = 255,273.60 : x
  2. Step 2: Convert to fraction form
    367,466.70/551,200.05 = 255,273.60/x
  3. Step 3: Cross multiply
    367,466.70x = 551,200.05 × 255,273.60
  4. Step 4: Simplify right side
    367,466.70x = 140,706,821,083.68
  5. Step 5: Solve for x
    x = 140,706,821,083.68/367,466.70
  6. Step 6: Final answer
    x = 382,910.40

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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.