Home / 681,924.65-1,022,849.88-208,610.01

Finding the Fourth Proportional to 681,924.65, 1,022,849.88 and 208,610.01

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Solution

The fourth proportional to 681,924.65, 1,022,849.88 and 208,610.01 is: 312,903.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,924.65 : 1,022,849.88 = 208,610.01 : x
  2. Step 2: Convert to fraction form
    681,924.65/1,022,849.88 = 208,610.01/x
  3. Step 3: Cross multiply
    681,924.65x = 1,022,849.88 × 208,610.01
  4. Step 4: Simplify right side
    681,924.65x = 213,376,723,695.30
  5. Step 5: Solve for x
    x = 213,376,723,695.30/681,924.65
  6. Step 6: Final answer
    x = 312,903.67

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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.