Home / 825,829.86-1,238,867.91-293,306.22

Finding the Fourth Proportional to 825,829.86, 1,238,867.91 and 293,306.22

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Solution

The fourth proportional to 825,829.86, 1,238,867.91 and 293,306.22 is: 440,003.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,829.86 : 1,238,867.91 = 293,306.22 : x
  2. Step 2: Convert to fraction form
    825,829.86/1,238,867.91 = 293,306.22/x
  3. Step 3: Cross multiply
    825,829.86x = 1,238,867.91 × 293,306.22
  4. Step 4: Simplify right side
    825,829.86x = 363,367,663,761.40
  5. Step 5: Solve for x
    x = 363,367,663,761.40/825,829.86
  6. Step 6: Final answer
    x = 440,003.06

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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.