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Finding the Fourth Proportional to 627,810, 941,715 and 160,866

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Solution

The fourth proportional to 627,810, 941,715 and 160,866 is: 241,299

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,810 : 941,715 = 160,866 : x
  2. Step 2: Convert to fraction form
    627,810/941,715 = 160,866/x
  3. Step 3: Cross multiply
    627,810x = 941,715 × 160,866
  4. Step 4: Simplify right side
    627,810x = 151,489,925,190
  5. Step 5: Solve for x
    x = 151,489,925,190/627,810
  6. Step 6: Final answer
    x = 241,299

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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.