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Finding the Fourth Proportional to 598,406.73, 897,778.98 and 243,675.33

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Solution

The fourth proportional to 598,406.73, 897,778.98 and 243,675.33 is: 365,581.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,406.73 : 897,778.98 = 243,675.33 : x
  2. Step 2: Convert to fraction form
    598,406.73/897,778.98 = 243,675.33/x
  3. Step 3: Cross multiply
    598,406.73x = 897,778.98 × 243,675.33
  4. Step 4: Simplify right side
    598,406.73x = 218,766,589,218.56
  5. Step 5: Solve for x
    x = 218,766,589,218.56/598,406.73
  6. Step 6: Final answer
    x = 365,581.77

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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.