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Finding the Fourth Proportional to 323,302.48, 446,171.32 and 180,062.56

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Solution

The fourth proportional to 323,302.48, 446,171.32 and 180,062.56 is: 248,494.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,302.48 : 446,171.32 = 180,062.56 : x
  2. Step 2: Convert to fraction form
    323,302.48/446,171.32 = 180,062.56/x
  3. Step 3: Cross multiply
    323,302.48x = 446,171.32 × 180,062.56
  4. Step 4: Simplify right side
    323,302.48x = 80,338,750,077.78
  5. Step 5: Solve for x
    x = 80,338,750,077.78/323,302.48
  6. Step 6: Final answer
    x = 248,494.07

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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.