Home / 931,187.54-1,396,073.27-481,622.15

Finding the Fourth Proportional to 931,187.54, 1,396,073.27 and 481,622.15

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Solution

The fourth proportional to 931,187.54, 1,396,073.27 and 481,622.15 is: 722,067.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,187.54 : 1,396,073.27 = 481,622.15 : x
  2. Step 2: Convert to fraction form
    931,187.54/1,396,073.27 = 481,622.15/x
  3. Step 3: Cross multiply
    931,187.54x = 1,396,073.27 × 481,622.15
  4. Step 4: Simplify right side
    931,187.54x = 672,379,814,549.17
  5. Step 5: Solve for x
    x = 672,379,814,549.17/931,187.54
  6. Step 6: Final answer
    x = 722,067.02

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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.