Home / 681,945.48-1,022,556.96-302,701.32

Finding the Fourth Proportional to 681,945.48, 1,022,556.96 and 302,701.32

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Solution

The fourth proportional to 681,945.48, 1,022,556.96 and 302,701.32 is: 453,891.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,945.48 : 1,022,556.96 = 302,701.32 : x
  2. Step 2: Convert to fraction form
    681,945.48/1,022,556.96 = 302,701.32/x
  3. Step 3: Cross multiply
    681,945.48x = 1,022,556.96 × 302,701.32
  4. Step 4: Simplify right side
    681,945.48x = 309,529,341,567.19
  5. Step 5: Solve for x
    x = 309,529,341,567.19/681,945.48
  6. Step 6: Final answer
    x = 453,891.62

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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.