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Finding the Fourth Proportional to 502,550.56, 753,918.18 and 165,611.08

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Solution

The fourth proportional to 502,550.56, 753,918.18 and 165,611.08 is: 248,447.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,550.56 : 753,918.18 = 165,611.08 : x
  2. Step 2: Convert to fraction form
    502,550.56/753,918.18 = 165,611.08/x
  3. Step 3: Cross multiply
    502,550.56x = 753,918.18 × 165,611.08
  4. Step 4: Simplify right side
    502,550.56x = 124,857,204,021.43
  5. Step 5: Solve for x
    x = 124,857,204,021.43/502,550.56
  6. Step 6: Final answer
    x = 248,447.05

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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.