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Finding the Fourth Proportional to 461,190.67, 636,415.72 and 267,583.38

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Solution

The fourth proportional to 461,190.67, 636,415.72 and 267,583.38 is: 369,249.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,190.67 : 636,415.72 = 267,583.38 : x
  2. Step 2: Convert to fraction form
    461,190.67/636,415.72 = 267,583.38/x
  3. Step 3: Cross multiply
    461,190.67x = 636,415.72 × 267,583.38
  4. Step 4: Simplify right side
    461,190.67x = 170,294,271,160.33
  5. Step 5: Solve for x
    x = 170,294,271,160.33/461,190.67
  6. Step 6: Final answer
    x = 369,249.17

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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.