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Finding the Fourth Proportional to 482,632.67, 666,112.57 and 267,841.94

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Solution

The fourth proportional to 482,632.67, 666,112.57 and 267,841.94 is: 369,665.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,632.67 : 666,112.57 = 267,841.94 : x
  2. Step 2: Convert to fraction form
    482,632.67/666,112.57 = 267,841.94/x
  3. Step 3: Cross multiply
    482,632.67x = 666,112.57 × 267,841.94
  4. Step 4: Simplify right side
    482,632.67x = 178,412,879,007.02
  5. Step 5: Solve for x
    x = 178,412,879,007.02/482,632.67
  6. Step 6: Final answer
    x = 369,665.98

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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.