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Finding the Fourth Proportional to 323,772.21, 446,808.24 and 180,541.89

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Solution

The fourth proportional to 323,772.21, 446,808.24 and 180,541.89 is: 249,149.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,772.21 : 446,808.24 = 180,541.89 : x
  2. Step 2: Convert to fraction form
    323,772.21/446,808.24 = 180,541.89/x
  3. Step 3: Cross multiply
    323,772.21x = 446,808.24 × 180,541.89
  4. Step 4: Simplify right side
    323,772.21x = 80,667,604,117.17
  5. Step 5: Solve for x
    x = 80,667,604,117.17/323,772.21
  6. Step 6: Final answer
    x = 249,149.25

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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.