Home / 808,974.52-1,213,461.80-217,998.52

Finding the Fourth Proportional to 808,974.52, 1,213,461.80 and 217,998.52

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Solution

The fourth proportional to 808,974.52, 1,213,461.80 and 217,998.52 is: 326,997.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,974.52 : 1,213,461.80 = 217,998.52 : x
  2. Step 2: Convert to fraction form
    808,974.52/1,213,461.80 = 217,998.52/x
  3. Step 3: Cross multiply
    808,974.52x = 1,213,461.80 × 217,998.52
  4. Step 4: Simplify right side
    808,974.52x = 264,532,876,476.54
  5. Step 5: Solve for x
    x = 264,532,876,476.54/808,974.52
  6. Step 6: Final answer
    x = 326,997.79

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Similar ratio
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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.