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Finding the Fourth Proportional to 634,593.72, 951,893.86 and 213,873.24

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Solution

The fourth proportional to 634,593.72, 951,893.86 and 213,873.24 is: 320,810.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,593.72 : 951,893.86 = 213,873.24 : x
  2. Step 2: Convert to fraction form
    634,593.72/951,893.86 = 213,873.24/x
  3. Step 3: Cross multiply
    634,593.72x = 951,893.86 × 213,873.24
  4. Step 4: Simplify right side
    634,593.72x = 203,584,623,974.31
  5. Step 5: Solve for x
    x = 203,584,623,974.31/634,593.72
  6. Step 6: Final answer
    x = 320,810.97

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1.5x scale

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.