Home / 892,933.65-1,232,270.66-485,035.36

Finding the Fourth Proportional to 892,933.65, 1,232,270.66 and 485,035.36

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Solution

The fourth proportional to 892,933.65, 1,232,270.66 and 485,035.36 is: 669,360.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,933.65 : 1,232,270.66 = 485,035.36 : x
  2. Step 2: Convert to fraction form
    892,933.65/1,232,270.66 = 485,035.36/x
  3. Step 3: Cross multiply
    892,933.65x = 1,232,270.66 × 485,035.36
  4. Step 4: Simplify right side
    892,933.65x = 597,694,843,190.54
  5. Step 5: Solve for x
    x = 597,694,843,190.54/892,933.65
  6. Step 6: Final answer
    x = 669,360.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.