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Finding the Fourth Proportional to 633,999.82, 951,003.50 and 160,686.58

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Solution

The fourth proportional to 633,999.82, 951,003.50 and 160,686.58 is: 241,030.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,999.82 : 951,003.50 = 160,686.58 : x
  2. Step 2: Convert to fraction form
    633,999.82/951,003.50 = 160,686.58/x
  3. Step 3: Cross multiply
    633,999.82x = 951,003.50 × 160,686.58
  4. Step 4: Simplify right side
    633,999.82x = 152,813,499,983.03
  5. Step 5: Solve for x
    x = 152,813,499,983.03/633,999.82
  6. Step 6: Final answer
    x = 241,030.83

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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.