Home / 677,339.38-1,015,931.31-178,742.26

Finding the Fourth Proportional to 677,339.38, 1,015,931.31 and 178,742.26

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Solution

The fourth proportional to 677,339.38, 1,015,931.31 and 178,742.26 is: 268,092.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,339.38 : 1,015,931.31 = 178,742.26 : x
  2. Step 2: Convert to fraction form
    677,339.38/1,015,931.31 = 178,742.26/x
  3. Step 3: Cross multiply
    677,339.38x = 1,015,931.31 × 178,742.26
  4. Step 4: Simplify right side
    677,339.38x = 181,589,858,354.16
  5. Step 5: Solve for x
    x = 181,589,858,354.16/677,339.38
  6. Step 6: Final answer
    x = 268,092.87

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1.5x scale

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.