Home / 823,778.32-1,235,848.60-468,958.48

Finding the Fourth Proportional to 823,778.32, 1,235,848.60 and 468,958.48

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Solution

The fourth proportional to 823,778.32, 1,235,848.60 and 468,958.48 is: 703,540.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,778.32 : 1,235,848.60 = 468,958.48 : x
  2. Step 2: Convert to fraction form
    823,778.32/1,235,848.60 = 468,958.48/x
  3. Step 3: Cross multiply
    823,778.32x = 1,235,848.60 × 468,958.48
  4. Step 4: Simplify right side
    823,778.32x = 579,561,680,966.13
  5. Step 5: Solve for x
    x = 579,561,680,966.13/823,778.32
  6. Step 6: Final answer
    x = 703,540.83

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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.