Home / 682,612.98-1,022,548.68-340,024.56

Finding the Fourth Proportional to 682,612.98, 1,022,548.68 and 340,024.56

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Solution

The fourth proportional to 682,612.98, 1,022,548.68 and 340,024.56 is: 509,354.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,612.98 : 1,022,548.68 = 340,024.56 : x
  2. Step 2: Convert to fraction form
    682,612.98/1,022,548.68 = 340,024.56/x
  3. Step 3: Cross multiply
    682,612.98x = 1,022,548.68 × 340,024.56
  4. Step 4: Simplify right side
    682,612.98x = 347,691,664,995.58
  5. Step 5: Solve for x
    x = 347,691,664,995.58/682,612.98
  6. Step 6: Final answer
    x = 509,354.02

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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.