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Finding the Fourth Proportional to 695,305.92, 959,522.56 and 377,353.92

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Solution

The fourth proportional to 695,305.92, 959,522.56 and 377,353.92 is: 520,748.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,305.92 : 959,522.56 = 377,353.92 : x
  2. Step 2: Convert to fraction form
    695,305.92/959,522.56 = 377,353.92/x
  3. Step 3: Cross multiply
    695,305.92x = 959,522.56 × 377,353.92
  4. Step 4: Simplify right side
    695,305.92x = 362,079,599,344.44
  5. Step 5: Solve for x
    x = 362,079,599,344.44/695,305.92
  6. Step 6: Final answer
    x = 520,748.62

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1.5x scale

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.