Home / 792,810.90-1,093,824.54-443,899.98

Finding the Fourth Proportional to 792,810.90, 1,093,824.54 and 443,899.98

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Solution

The fourth proportional to 792,810.90, 1,093,824.54 and 443,899.98 is: 612,439.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,810.90 : 1,093,824.54 = 443,899.98 : x
  2. Step 2: Convert to fraction form
    792,810.90/1,093,824.54 = 443,899.98/x
  3. Step 3: Cross multiply
    792,810.90x = 1,093,824.54 × 443,899.98
  4. Step 4: Simplify right side
    792,810.90x = 485,548,691,429.51
  5. Step 5: Solve for x
    x = 485,548,691,429.51/792,810.90
  6. Step 6: Final answer
    x = 612,439.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.