Home / 823,155.66-1,233,135.69-606,621.48

Finding the Fourth Proportional to 823,155.66, 1,233,135.69 and 606,621.48

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Solution

The fourth proportional to 823,155.66, 1,233,135.69 and 606,621.48 is: 908,754.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,155.66 : 1,233,135.69 = 606,621.48 : x
  2. Step 2: Convert to fraction form
    823,155.66/1,233,135.69 = 606,621.48/x
  3. Step 3: Cross multiply
    823,155.66x = 1,233,135.69 × 606,621.48
  4. Step 4: Simplify right side
    823,155.66x = 748,046,597,308.62
  5. Step 5: Solve for x
    x = 748,046,597,308.62/823,155.66
  6. Step 6: Final answer
    x = 908,754.73

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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.