Home / 835,355.66-1,253,022.89-266,729.54

Finding the Fourth Proportional to 835,355.66, 1,253,022.89 and 266,729.54

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Solution

The fourth proportional to 835,355.66, 1,253,022.89 and 266,729.54 is: 400,090.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,355.66 : 1,253,022.89 = 266,729.54 : x
  2. Step 2: Convert to fraction form
    835,355.66/1,253,022.89 = 266,729.54/x
  3. Step 3: Cross multiply
    835,355.66x = 1,253,022.89 × 266,729.54
  4. Step 4: Simplify right side
    835,355.66x = 334,218,211,460.41
  5. Step 5: Solve for x
    x = 334,218,211,460.41/835,355.66
  6. Step 6: Final answer
    x = 400,090.92

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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.