Home / 663,623.36-995,438.60-164,987.36

Finding the Fourth Proportional to 663,623.36, 995,438.60 and 164,987.36

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Solution

The fourth proportional to 663,623.36, 995,438.60 and 164,987.36 is: 247,481.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,623.36 : 995,438.60 = 164,987.36 : x
  2. Step 2: Convert to fraction form
    663,623.36/995,438.60 = 164,987.36/x
  3. Step 3: Cross multiply
    663,623.36x = 995,438.60 × 164,987.36
  4. Step 4: Simplify right side
    663,623.36x = 164,234,786,656.10
  5. Step 5: Solve for x
    x = 164,234,786,656.10/663,623.36
  6. Step 6: Final answer
    x = 247,481.93

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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.