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Finding the Fourth Proportional to 323,661.82, 446,444.84 and 214,763.80

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Solution

The fourth proportional to 323,661.82, 446,444.84 and 214,763.80 is: 296,235.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,661.82 : 446,444.84 = 214,763.80 : x
  2. Step 2: Convert to fraction form
    323,661.82/446,444.84 = 214,763.80/x
  3. Step 3: Cross multiply
    323,661.82x = 446,444.84 × 214,763.80
  4. Step 4: Simplify right side
    323,661.82x = 95,880,190,328.79
  5. Step 5: Solve for x
    x = 95,880,190,328.79/323,661.82
  6. Step 6: Final answer
    x = 296,235.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.