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Finding the Fourth Proportional to 269,457.67, 404,452.41 and 143,097.55

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Solution

The fourth proportional to 269,457.67, 404,452.41 and 143,097.55 is: 214,787.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,457.67 : 404,452.41 = 143,097.55 : x
  2. Step 2: Convert to fraction form
    269,457.67/404,452.41 = 143,097.55/x
  3. Step 3: Cross multiply
    269,457.67x = 404,452.41 × 143,097.55
  4. Step 4: Simplify right side
    269,457.67x = 57,876,148,962.60
  5. Step 5: Solve for x
    x = 57,876,148,962.60/269,457.67
  6. Step 6: Final answer
    x = 214,787.54

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1.5x scale

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.