Home / 546,200.82-819,124.02-209,223.54

Finding the Fourth Proportional to 546,200.82, 819,124.02 and 209,223.54

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Solution

The fourth proportional to 546,200.82, 819,124.02 and 209,223.54 is: 313,767.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,200.82 : 819,124.02 = 209,223.54 : x
  2. Step 2: Convert to fraction form
    546,200.82/819,124.02 = 209,223.54/x
  3. Step 3: Cross multiply
    546,200.82x = 819,124.02 × 209,223.54
  4. Step 4: Simplify right side
    546,200.82x = 171,380,027,163.43
  5. Step 5: Solve for x
    x = 171,380,027,163.43/546,200.82
  6. Step 6: Final answer
    x = 313,767.43

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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.