Home / 539,035.20-806,997.60-329,083.20

Finding the Fourth Proportional to 539,035.20, 806,997.60 and 329,083.20

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Solution

The fourth proportional to 539,035.20, 806,997.60 and 329,083.20 is: 492,675.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,035.20 : 806,997.60 = 329,083.20 : x
  2. Step 2: Convert to fraction form
    539,035.20/806,997.60 = 329,083.20/x
  3. Step 3: Cross multiply
    539,035.20x = 806,997.60 × 329,083.20
  4. Step 4: Simplify right side
    539,035.20x = 265,569,352,600.32
  5. Step 5: Solve for x
    x = 265,569,352,600.32/539,035.20
  6. Step 6: Final answer
    x = 492,675.34

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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.