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Finding the Fourth Proportional to 323,380.93, 446,279.13 and 180,140.93

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Solution

The fourth proportional to 323,380.93, 446,279.13 and 180,140.93 is: 248,601.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,380.93 : 446,279.13 = 180,140.93 : x
  2. Step 2: Convert to fraction form
    323,380.93/446,279.13 = 180,140.93/x
  3. Step 3: Cross multiply
    323,380.93x = 446,279.13 × 180,140.93
  4. Step 4: Simplify right side
    323,380.93x = 80,393,136,617.09
  5. Step 5: Solve for x
    x = 80,393,136,617.09/323,380.93
  6. Step 6: Final answer
    x = 248,601.97

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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.