Home / 806,588.39-1,210,064.87-266,843.41

Finding the Fourth Proportional to 806,588.39, 1,210,064.87 and 266,843.41

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Solution

The fourth proportional to 806,588.39, 1,210,064.87 and 266,843.41 is: 400,325.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,588.39 : 1,210,064.87 = 266,843.41 : x
  2. Step 2: Convert to fraction form
    806,588.39/1,210,064.87 = 266,843.41/x
  3. Step 3: Cross multiply
    806,588.39x = 1,210,064.87 × 266,843.41
  4. Step 4: Simplify right side
    806,588.39x = 322,897,833,873.95
  5. Step 5: Solve for x
    x = 322,897,833,873.95/806,588.39
  6. Step 6: Final answer
    x = 400,325.42

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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.