Home / 1,179,540.83-1,769,308.26-326,609.63

Finding the Fourth Proportional to 1,179,540.83, 1,769,308.26 and 326,609.63

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Solution

The fourth proportional to 1,179,540.83, 1,769,308.26 and 326,609.63 is: 489,913.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,540.83 : 1,769,308.26 = 326,609.63 : x
  2. Step 2: Convert to fraction form
    1,179,540.83/1,769,308.26 = 326,609.63/x
  3. Step 3: Cross multiply
    1,179,540.83x = 1,769,308.26 × 326,609.63
  4. Step 4: Simplify right side
    1,179,540.83x = 577,873,112,718.12
  5. Step 5: Solve for x
    x = 577,873,112,718.12/1,179,540.83
  6. Step 6: Final answer
    x = 489,913.61

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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.