Home / 522,239.04-783,359.01-143,163.90

Finding the Fourth Proportional to 522,239.04, 783,359.01 and 143,163.90

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Solution

The fourth proportional to 522,239.04, 783,359.01 and 143,163.90 is: 214,745.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,239.04 : 783,359.01 = 143,163.90 : x
  2. Step 2: Convert to fraction form
    522,239.04/783,359.01 = 143,163.90/x
  3. Step 3: Cross multiply
    522,239.04x = 783,359.01 × 143,163.90
  4. Step 4: Simplify right side
    522,239.04x = 112,148,730,971.74
  5. Step 5: Solve for x
    x = 112,148,730,971.74/522,239.04
  6. Step 6: Final answer
    x = 214,745.97

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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.