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Finding the Fourth Proportional to 335,169.54, 502,918.20 and 157,694.22

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Solution

The fourth proportional to 335,169.54, 502,918.20 and 157,694.22 is: 236,618.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,169.54 : 502,918.20 = 157,694.22 : x
  2. Step 2: Convert to fraction form
    335,169.54/502,918.20 = 157,694.22/x
  3. Step 3: Cross multiply
    335,169.54x = 502,918.20 × 157,694.22
  4. Step 4: Simplify right side
    335,169.54x = 79,307,293,272.80
  5. Step 5: Solve for x
    x = 79,307,293,272.80/335,169.54
  6. Step 6: Final answer
    x = 236,618.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.