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Finding the Fourth Proportional to 694,677, 958,654.26 and 376,725

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Solution

The fourth proportional to 694,677, 958,654.26 and 376,725 is: 519,880.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,677 : 958,654.26 = 376,725 : x
  2. Step 2: Convert to fraction form
    694,677/958,654.26 = 376,725/x
  3. Step 3: Cross multiply
    694,677x = 958,654.26 × 376,725
  4. Step 4: Simplify right side
    694,677x = 361,149,026,098.50
  5. Step 5: Solve for x
    x = 361,149,026,098.50/694,677
  6. Step 6: Final answer
    x = 519,880.50

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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.