Home / 931,590.88-1,396,389.71-481,858.97

Finding the Fourth Proportional to 931,590.88, 1,396,389.71 and 481,858.97

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Solution

The fourth proportional to 931,590.88, 1,396,389.71 and 481,858.97 is: 722,272.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,590.88 : 1,396,389.71 = 481,858.97 : x
  2. Step 2: Convert to fraction form
    931,590.88/1,396,389.71 = 481,858.97/x
  3. Step 3: Cross multiply
    931,590.88x = 1,396,389.71 × 481,858.97
  4. Step 4: Simplify right side
    931,590.88x = 672,862,901,601.90
  5. Step 5: Solve for x
    x = 672,862,901,601.90/931,590.88
  6. Step 6: Final answer
    x = 722,272.96

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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.