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Finding the Fourth Proportional to 633,915.32, 951,717.60 and 367,866.77

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Solution

The fourth proportional to 633,915.32, 951,717.60 and 367,866.77 is: 552,290.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,915.32 : 951,717.60 = 367,866.77 : x
  2. Step 2: Convert to fraction form
    633,915.32/951,717.60 = 367,866.77/x
  3. Step 3: Cross multiply
    633,915.32x = 951,717.60 × 367,866.77
  4. Step 4: Simplify right side
    633,915.32x = 350,105,274,705.56
  5. Step 5: Solve for x
    x = 350,105,274,705.56/633,915.32
  6. Step 6: Final answer
    x = 552,290.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.