Home / 843,244.75-1,262,840.38-482,321.41

Finding the Fourth Proportional to 843,244.75, 1,262,840.38 and 482,321.41

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Solution

The fourth proportional to 843,244.75, 1,262,840.38 and 482,321.41 is: 722,322.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,244.75 : 1,262,840.38 = 482,321.41 : x
  2. Step 2: Convert to fraction form
    843,244.75/1,262,840.38 = 482,321.41/x
  3. Step 3: Cross multiply
    843,244.75x = 1,262,840.38 × 482,321.41
  4. Step 4: Simplify right side
    843,244.75x = 609,094,950,274.93
  5. Step 5: Solve for x
    x = 609,094,950,274.93/843,244.75
  6. Step 6: Final answer
    x = 722,322.85

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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.