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Finding the Fourth Proportional to 634,580.46, 951,873.93 and 213,859.98

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Solution

The fourth proportional to 634,580.46, 951,873.93 and 213,859.98 is: 320,791.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,580.46 : 951,873.93 = 213,859.98 : x
  2. Step 2: Convert to fraction form
    634,580.46/951,873.93 = 213,859.98/x
  3. Step 3: Cross multiply
    634,580.46x = 951,873.93 × 213,859.98
  4. Step 4: Simplify right side
    634,580.46x = 203,567,739,632.32
  5. Step 5: Solve for x
    x = 203,567,739,632.32/634,580.46
  6. Step 6: Final answer
    x = 320,791.06

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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.