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Finding the Fourth Proportional to 695,418, 959,676.84 and 377,466

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Solution

The fourth proportional to 695,418, 959,676.84 and 377,466 is: 520,903.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,418 : 959,676.84 = 377,466 : x
  2. Step 2: Convert to fraction form
    695,418/959,676.84 = 377,466/x
  3. Step 3: Cross multiply
    695,418x = 959,676.84 × 377,466
  4. Step 4: Simplify right side
    695,418x = 362,245,378,087.44
  5. Step 5: Solve for x
    x = 362,245,378,087.44/695,418
  6. Step 6: Final answer
    x = 520,903.08

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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.