Home / 1,027,205.60-1,541,136.47-494,780.45

Finding the Fourth Proportional to 1,027,205.60, 1,541,136.47 and 494,780.45

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Solution

The fourth proportional to 1,027,205.60, 1,541,136.47 and 494,780.45 is: 742,328.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,205.60 : 1,541,136.47 = 494,780.45 : x
  2. Step 2: Convert to fraction form
    1,027,205.60/1,541,136.47 = 494,780.45/x
  3. Step 3: Cross multiply
    1,027,205.60x = 1,541,136.47 × 494,780.45
  4. Step 4: Simplify right side
    1,027,205.60x = 762,524,185,958.43
  5. Step 5: Solve for x
    x = 762,524,185,958.43/1,027,205.60
  6. Step 6: Final answer
    x = 742,328.69

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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.