Home / 1,629,321.70-2,443,970.40-492,081.70

Finding the Fourth Proportional to 1,629,321.70, 2,443,970.40 and 492,081.70

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Solution

The fourth proportional to 1,629,321.70, 2,443,970.40 and 492,081.70 is: 738,118.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629,321.70 : 2,443,970.40 = 492,081.70 : x
  2. Step 2: Convert to fraction form
    1,629,321.70/2,443,970.40 = 492,081.70/x
  3. Step 3: Cross multiply
    1,629,321.70x = 2,443,970.40 × 492,081.70
  4. Step 4: Simplify right side
    1,629,321.70x = 1,202,633,109,181.68
  5. Step 5: Solve for x
    x = 1,202,633,109,181.68/1,629,321.70
  6. Step 6: Final answer
    x = 738,118.88

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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.