Home / 1,269,502.72-1,904,245.86-322,865.26

Finding the Fourth Proportional to 1,269,502.72, 1,904,245.86 and 322,865.26

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Solution

The fourth proportional to 1,269,502.72, 1,904,245.86 and 322,865.26 is: 484,295.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,502.72 : 1,904,245.86 = 322,865.26 : x
  2. Step 2: Convert to fraction form
    1,269,502.72/1,904,245.86 = 322,865.26/x
  3. Step 3: Cross multiply
    1,269,502.72x = 1,904,245.86 × 322,865.26
  4. Step 4: Simplify right side
    1,269,502.72x = 614,814,834,692.82
  5. Step 5: Solve for x
    x = 614,814,834,692.82/1,269,502.72
  6. Step 6: Final answer
    x = 484,295.80

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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.