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Finding the Fourth Proportional to 323,279.72, 446,094.06 and 180,053.12

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Solution

The fourth proportional to 323,279.72, 446,094.06 and 180,053.12 is: 248,455.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,279.72 : 446,094.06 = 180,053.12 : x
  2. Step 2: Convert to fraction form
    323,279.72/446,094.06 = 180,053.12/x
  3. Step 3: Cross multiply
    323,279.72x = 446,094.06 × 180,053.12
  4. Step 4: Simplify right side
    323,279.72x = 80,320,627,316.47
  5. Step 5: Solve for x
    x = 80,320,627,316.47/323,279.72
  6. Step 6: Final answer
    x = 248,455.51

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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.