Home / 513,110.29-769,339.42-450,057.03

Finding the Fourth Proportional to 513,110.29, 769,339.42 and 450,057.03

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Solution

The fourth proportional to 513,110.29, 769,339.42 and 450,057.03 is: 674,799.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,110.29 : 769,339.42 = 450,057.03 : x
  2. Step 2: Convert to fraction form
    513,110.29/769,339.42 = 450,057.03/x
  3. Step 3: Cross multiply
    513,110.29x = 769,339.42 × 450,057.03
  4. Step 4: Simplify right side
    513,110.29x = 346,246,614,427.12
  5. Step 5: Solve for x
    x = 346,246,614,427.12/513,110.29
  6. Step 6: Final answer
    x = 674,799.59

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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.