Home / 515,370.30-773,137.46-249,150.43

Finding the Fourth Proportional to 515,370.30, 773,137.46 and 249,150.43

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Solution

The fourth proportional to 515,370.30, 773,137.46 and 249,150.43 is: 373,765.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,370.30 : 773,137.46 = 249,150.43 : x
  2. Step 2: Convert to fraction form
    515,370.30/773,137.46 = 249,150.43/x
  3. Step 3: Cross multiply
    515,370.30x = 773,137.46 × 249,150.43
  4. Step 4: Simplify right side
    515,370.30x = 192,627,530,795.94
  5. Step 5: Solve for x
    x = 192,627,530,795.94/515,370.30
  6. Step 6: Final answer
    x = 373,765.29

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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.