Home / 1,608,076.66-2,412,464.91-486,116.50

Finding the Fourth Proportional to 1,608,076.66, 2,412,464.91 and 486,116.50

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Solution

The fourth proportional to 1,608,076.66, 2,412,464.91 and 486,116.50 is: 729,280.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,608,076.66 : 2,412,464.91 = 486,116.50 : x
  2. Step 2: Convert to fraction form
    1,608,076.66/2,412,464.91 = 486,116.50/x
  3. Step 3: Cross multiply
    1,608,076.66x = 2,412,464.91 × 486,116.50
  4. Step 4: Simplify right side
    1,608,076.66x = 1,172,738,998,422.02
  5. Step 5: Solve for x
    x = 1,172,738,998,422.02/1,608,076.66
  6. Step 6: Final answer
    x = 729,280.53

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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.