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Finding the Fourth Proportional to 452,045.41, 678,046.21 and 167,791.37

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Solution

The fourth proportional to 452,045.41, 678,046.21 and 167,791.37 is: 251,678.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,045.41 : 678,046.21 = 167,791.37 : x
  2. Step 2: Convert to fraction form
    452,045.41/678,046.21 = 167,791.37/x
  3. Step 3: Cross multiply
    452,045.41x = 678,046.21 × 167,791.37
  4. Step 4: Simplify right side
    452,045.41x = 113,770,298,689.50
  5. Step 5: Solve for x
    x = 113,770,298,689.50/452,045.41
  6. Step 6: Final answer
    x = 251,678.92

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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.