Home / 843,029.10-1,264,226.27-274,261.41

Finding the Fourth Proportional to 843,029.10, 1,264,226.27 and 274,261.41

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Solution

The fourth proportional to 843,029.10, 1,264,226.27 and 274,261.41 is: 411,288.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,029.10 : 1,264,226.27 = 274,261.41 : x
  2. Step 2: Convert to fraction form
    843,029.10/1,264,226.27 = 274,261.41/x
  3. Step 3: Cross multiply
    843,029.10x = 1,264,226.27 × 274,261.41
  4. Step 4: Simplify right side
    843,029.10x = 346,728,477,997.93
  5. Step 5: Solve for x
    x = 346,728,477,997.93/843,029.10
  6. Step 6: Final answer
    x = 411,288.86

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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.