Home / 681,378.30-1,022,294.93-302,246.73

Finding the Fourth Proportional to 681,378.30, 1,022,294.93 and 302,246.73

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Solution

The fourth proportional to 681,378.30, 1,022,294.93 and 302,246.73 is: 453,471.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,378.30 : 1,022,294.93 = 302,246.73 : x
  2. Step 2: Convert to fraction form
    681,378.30/1,022,294.93 = 302,246.73/x
  3. Step 3: Cross multiply
    681,378.30x = 1,022,294.93 × 302,246.73
  4. Step 4: Simplify right side
    681,378.30x = 308,985,298,176.85
  5. Step 5: Solve for x
    x = 308,985,298,176.85/681,378.30
  6. Step 6: Final answer
    x = 453,471.00

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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.