Home / 628,268.39-942,246.89-178,993.15

Finding the Fourth Proportional to 628,268.39, 942,246.89 and 178,993.15

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Solution

The fourth proportional to 628,268.39, 942,246.89 and 178,993.15 is: 268,445.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,268.39 : 942,246.89 = 178,993.15 : x
  2. Step 2: Convert to fraction form
    628,268.39/942,246.89 = 178,993.15/x
  3. Step 3: Cross multiply
    628,268.39x = 942,246.89 × 178,993.15
  4. Step 4: Simplify right side
    628,268.39x = 168,655,740,379.46
  5. Step 5: Solve for x
    x = 168,655,740,379.46/628,268.39
  6. Step 6: Final answer
    x = 268,445.37

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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.