Home / 681,650.70-1,022,466.45-307,673.10

Finding the Fourth Proportional to 681,650.70, 1,022,466.45 and 307,673.10

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Solution

The fourth proportional to 681,650.70, 1,022,466.45 and 307,673.10 is: 461,505.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,650.70 : 1,022,466.45 = 307,673.10 : x
  2. Step 2: Convert to fraction form
    681,650.70/1,022,466.45 = 307,673.10/x
  3. Step 3: Cross multiply
    681,650.70x = 1,022,466.45 × 307,673.10
  4. Step 4: Simplify right side
    681,650.70x = 314,585,422,317.50
  5. Step 5: Solve for x
    x = 314,585,422,317.50/681,650.70
  6. Step 6: Final answer
    x = 461,505.32

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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.