Home / 450,268.09-675,305.01-142,544.38

Finding the Fourth Proportional to 450,268.09, 675,305.01 and 142,544.38

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Solution

The fourth proportional to 450,268.09, 675,305.01 and 142,544.38 is: 213,785.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,268.09 : 675,305.01 = 142,544.38 : x
  2. Step 2: Convert to fraction form
    450,268.09/675,305.01 = 142,544.38/x
  3. Step 3: Cross multiply
    450,268.09x = 675,305.01 × 142,544.38
  4. Step 4: Simplify right side
    450,268.09x = 96,260,933,961.34
  5. Step 5: Solve for x
    x = 96,260,933,961.34/450,268.09
  6. Step 6: Final answer
    x = 213,785.82

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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.