Home / 628,268.59-942,247.19-178,993.36

Finding the Fourth Proportional to 628,268.59, 942,247.19 and 178,993.36

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Solution

The fourth proportional to 628,268.59, 942,247.19 and 178,993.36 is: 268,445.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,268.59 : 942,247.19 = 178,993.36 : x
  2. Step 2: Convert to fraction form
    628,268.59/942,247.19 = 178,993.36/x
  3. Step 3: Cross multiply
    628,268.59x = 942,247.19 × 178,993.36
  4. Step 4: Simplify right side
    628,268.59x = 168,655,990,488.66
  5. Step 5: Solve for x
    x = 168,655,990,488.66/628,268.59
  6. Step 6: Final answer
    x = 268,445.68

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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.