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Finding the Fourth Proportional to 323,634.68, 446,630.98 and 180,395.76

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Solution

The fourth proportional to 323,634.68, 446,630.98 and 180,395.76 is: 248,954.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,634.68 : 446,630.98 = 180,395.76 : x
  2. Step 2: Convert to fraction form
    323,634.68/446,630.98 = 180,395.76/x
  3. Step 3: Cross multiply
    323,634.68x = 446,630.98 × 180,395.76
  4. Step 4: Simplify right side
    323,634.68x = 80,570,335,076.64
  5. Step 5: Solve for x
    x = 80,570,335,076.64/323,634.68
  6. Step 6: Final answer
    x = 248,954.58

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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.