Home / 823,218.60-1,232,422.20-587,022.60

Finding the Fourth Proportional to 823,218.60, 1,232,422.20 and 587,022.60

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Solution

The fourth proportional to 823,218.60, 1,232,422.20 and 587,022.60 is: 878,818.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,218.60 : 1,232,422.20 = 587,022.60 : x
  2. Step 2: Convert to fraction form
    823,218.60/1,232,422.20 = 587,022.60/x
  3. Step 3: Cross multiply
    823,218.60x = 1,232,422.20 × 587,022.60
  4. Step 4: Simplify right side
    823,218.60x = 723,459,684,141.72
  5. Step 5: Solve for x
    x = 723,459,684,141.72/823,218.60
  6. Step 6: Final answer
    x = 878,818.44

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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.