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Finding the Fourth Proportional to 663,497.01, 995,246.22 and 164,861.01

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Solution

The fourth proportional to 663,497.01, 995,246.22 and 164,861.01 is: 247,291.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,497.01 : 995,246.22 = 164,861.01 : x
  2. Step 2: Convert to fraction form
    663,497.01/995,246.22 = 164,861.01/x
  3. Step 3: Cross multiply
    663,497.01x = 995,246.22 × 164,861.01
  4. Step 4: Simplify right side
    663,497.01x = 164,077,297,027.88
  5. Step 5: Solve for x
    x = 164,077,297,027.88/663,497.01
  6. Step 6: Final answer
    x = 247,291.69

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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.