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Finding the Fourth Proportional to 522,702.06, 783,979.29 and 167,669.94

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Solution

The fourth proportional to 522,702.06, 783,979.29 and 167,669.94 is: 251,481.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,702.06 : 783,979.29 = 167,669.94 : x
  2. Step 2: Convert to fraction form
    522,702.06/783,979.29 = 167,669.94/x
  3. Step 3: Cross multiply
    522,702.06x = 783,979.29 × 167,669.94
  4. Step 4: Simplify right side
    522,702.06x = 131,449,760,515.54
  5. Step 5: Solve for x
    x = 131,449,760,515.54/522,702.06
  6. Step 6: Final answer
    x = 251,481.24

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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.