Home / 320,933.98-442,902.73-177,694.02

Finding the Fourth Proportional to 320,933.98, 442,902.73 and 177,694.02

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Solution

The fourth proportional to 320,933.98, 442,902.73 and 177,694.02 is: 245,225.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,933.98 : 442,902.73 = 177,694.02 : x
  2. Step 2: Convert to fraction form
    320,933.98/442,902.73 = 177,694.02/x
  3. Step 3: Cross multiply
    320,933.98x = 442,902.73 × 177,694.02
  4. Step 4: Simplify right side
    320,933.98x = 78,701,166,562.67
  5. Step 5: Solve for x
    x = 78,701,166,562.67/320,933.98
  6. Step 6: Final answer
    x = 245,225.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.