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Finding the Fourth Proportional to 466,201.26, 699,404.31 and 276,834.60

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Solution

The fourth proportional to 466,201.26, 699,404.31 and 276,834.60 is: 415,312.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,201.26 : 699,404.31 = 276,834.60 : x
  2. Step 2: Convert to fraction form
    466,201.26/699,404.31 = 276,834.60/x
  3. Step 3: Cross multiply
    466,201.26x = 699,404.31 × 276,834.60
  4. Step 4: Simplify right side
    466,201.26x = 193,619,312,397.13
  5. Step 5: Solve for x
    x = 193,619,312,397.13/466,201.26
  6. Step 6: Final answer
    x = 415,312.72

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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.