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Finding the Fourth Proportional to 323,331.96, 484,698.98 and 165,211.86

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Solution

The fourth proportional to 323,331.96, 484,698.98 and 165,211.86 is: 247,665.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,331.96 : 484,698.98 = 165,211.86 : x
  2. Step 2: Convert to fraction form
    323,331.96/484,698.98 = 165,211.86/x
  3. Step 3: Cross multiply
    323,331.96x = 484,698.98 × 165,211.86
  4. Step 4: Simplify right side
    323,331.96x = 80,078,020,025.90
  5. Step 5: Solve for x
    x = 80,078,020,025.90/323,331.96
  6. Step 6: Final answer
    x = 247,665.03

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1.5x scale

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.