Home / 825,402.26-1,237,479.48-541,164.32

Finding the Fourth Proportional to 825,402.26, 1,237,479.48 and 541,164.32

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Solution

The fourth proportional to 825,402.26, 1,237,479.48 and 541,164.32 is: 811,337.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,402.26 : 1,237,479.48 = 541,164.32 : x
  2. Step 2: Convert to fraction form
    825,402.26/1,237,479.48 = 541,164.32/x
  3. Step 3: Cross multiply
    825,402.26x = 1,237,479.48 × 541,164.32
  4. Step 4: Simplify right side
    825,402.26x = 669,679,741,308.15
  5. Step 5: Solve for x
    x = 669,679,741,308.15/825,402.26
  6. Step 6: Final answer
    x = 811,337.42

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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.