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Finding the Fourth Proportional to 330,694.03, 456,355.51 and 179,791.03

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Solution

The fourth proportional to 330,694.03, 456,355.51 and 179,791.03 is: 248,110.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,694.03 : 456,355.51 = 179,791.03 : x
  2. Step 2: Convert to fraction form
    330,694.03/456,355.51 = 179,791.03/x
  3. Step 3: Cross multiply
    330,694.03x = 456,355.51 × 179,791.03
  4. Step 4: Simplify right side
    330,694.03x = 82,048,627,189.08
  5. Step 5: Solve for x
    x = 82,048,627,189.08/330,694.03
  6. Step 6: Final answer
    x = 248,110.40

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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.