Home / 329,051.25-493,579.62-79,733.25

Finding the Fourth Proportional to 329,051.25, 493,579.62 and 79,733.25

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Solution

The fourth proportional to 329,051.25, 493,579.62 and 79,733.25 is: 119,600.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,051.25 : 493,579.62 = 79,733.25 : x
  2. Step 2: Convert to fraction form
    329,051.25/493,579.62 = 79,733.25/x
  3. Step 3: Cross multiply
    329,051.25x = 493,579.62 × 79,733.25
  4. Step 4: Simplify right side
    329,051.25x = 39,354,707,236.37
  5. Step 5: Solve for x
    x = 39,354,707,236.37/329,051.25
  6. Step 6: Final answer
    x = 119,600.54

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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.