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Finding the Fourth Proportional to 482,626.35, 666,104.31 and 267,835.41

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Solution

The fourth proportional to 482,626.35, 666,104.31 and 267,835.41 is: 369,657.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,626.35 : 666,104.31 = 267,835.41 : x
  2. Step 2: Convert to fraction form
    482,626.35/666,104.31 = 267,835.41/x
  3. Step 3: Cross multiply
    482,626.35x = 666,104.31 × 267,835.41
  4. Step 4: Simplify right side
    482,626.35x = 178,406,320,971.62
  5. Step 5: Solve for x
    x = 178,406,320,971.62/482,626.35
  6. Step 6: Final answer
    x = 369,657.23

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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.