Home / 682,163.31-1,022,807.52-283,079.55

Finding the Fourth Proportional to 682,163.31, 1,022,807.52 and 283,079.55

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Solution

The fourth proportional to 682,163.31, 1,022,807.52 and 283,079.55 is: 424,437.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,163.31 : 1,022,807.52 = 283,079.55 : x
  2. Step 2: Convert to fraction form
    682,163.31/1,022,807.52 = 283,079.55/x
  3. Step 3: Cross multiply
    682,163.31x = 1,022,807.52 × 283,079.55
  4. Step 4: Simplify right side
    682,163.31x = 289,535,892,498.22
  5. Step 5: Solve for x
    x = 289,535,892,498.22/682,163.31
  6. Step 6: Final answer
    x = 424,437.80

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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.