Home / 1,028,778.30-1,544,163.45-496,672.70

Finding the Fourth Proportional to 1,028,778.30, 1,544,163.45 and 496,672.70

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Solution

The fourth proportional to 1,028,778.30, 1,544,163.45 and 496,672.70 is: 745,489.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,778.30 : 1,544,163.45 = 496,672.70 : x
  2. Step 2: Convert to fraction form
    1,028,778.30/1,544,163.45 = 496,672.70/x
  3. Step 3: Cross multiply
    1,028,778.30x = 1,544,163.45 × 496,672.70
  4. Step 4: Simplify right side
    1,028,778.30x = 766,943,820,369.48
  5. Step 5: Solve for x
    x = 766,943,820,369.48/1,028,778.30
  6. Step 6: Final answer
    x = 745,489.89

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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.