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Finding the Fourth Proportional to 323,373.30, 446,268.95 and 180,133.40

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Solution

The fourth proportional to 323,373.30, 446,268.95 and 180,133.40 is: 248,591.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,373.30 : 446,268.95 = 180,133.40 : x
  2. Step 2: Convert to fraction form
    323,373.30/446,268.95 = 180,133.40/x
  3. Step 3: Cross multiply
    323,373.30x = 446,268.95 × 180,133.40
  4. Step 4: Simplify right side
    323,373.30x = 80,387,940,145.92
  5. Step 5: Solve for x
    x = 80,387,940,145.92/323,373.30
  6. Step 6: Final answer
    x = 248,591.77

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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.