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Finding the Fourth Proportional to 415,850.22, 623,536.56 and 162,834.47

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Solution

The fourth proportional to 415,850.22, 623,536.56 and 162,834.47 is: 244,158.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,850.22 : 623,536.56 = 162,834.47 : x
  2. Step 2: Convert to fraction form
    415,850.22/623,536.56 = 162,834.47/x
  3. Step 3: Cross multiply
    415,850.22x = 623,536.56 × 162,834.47
  4. Step 4: Simplify right side
    415,850.22x = 101,533,245,273.22
  5. Step 5: Solve for x
    x = 101,533,245,273.22/415,850.22
  6. Step 6: Final answer
    x = 244,158.21

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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.