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Finding the Fourth Proportional to 296,092.90, 408,618.84 and 168,747.94

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Solution

The fourth proportional to 296,092.90, 408,618.84 and 168,747.94 is: 232,878.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,092.90 : 408,618.84 = 168,747.94 : x
  2. Step 2: Convert to fraction form
    296,092.90/408,618.84 = 168,747.94/x
  3. Step 3: Cross multiply
    296,092.90x = 408,618.84 × 168,747.94
  4. Step 4: Simplify right side
    296,092.90x = 68,953,587,495.19
  5. Step 5: Solve for x
    x = 68,953,587,495.19/296,092.90
  6. Step 6: Final answer
    x = 232,878.22

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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.