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Finding the Fourth Proportional to 411,735.67, 567,744.02 and 268,229.59

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Solution

The fourth proportional to 411,735.67, 567,744.02 and 268,229.59 is: 369,862.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,735.67 : 567,744.02 = 268,229.59 : x
  2. Step 2: Convert to fraction form
    411,735.67/567,744.02 = 268,229.59/x
  3. Step 3: Cross multiply
    411,735.67x = 567,744.02 × 268,229.59
  4. Step 4: Simplify right side
    411,735.67x = 152,285,743,954.91
  5. Step 5: Solve for x
    x = 152,285,743,954.91/411,735.67
  6. Step 6: Final answer
    x = 369,862.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.