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Finding the Fourth Proportional to 695,560.68, 959,859.30 and 377,608.68

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Solution

The fourth proportional to 695,560.68, 959,859.30 and 377,608.68 is: 521,092.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,560.68 : 959,859.30 = 377,608.68 : x
  2. Step 2: Convert to fraction form
    695,560.68/959,859.30 = 377,608.68/x
  3. Step 3: Cross multiply
    695,560.68x = 959,859.30 × 377,608.68
  4. Step 4: Simplify right side
    695,560.68x = 362,451,203,258.72
  5. Step 5: Solve for x
    x = 362,451,203,258.72/695,560.68
  6. Step 6: Final answer
    x = 521,092.14

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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.