Home / 804,695.89-1,110,481.76-442,116.60

Finding the Fourth Proportional to 804,695.89, 1,110,481.76 and 442,116.60

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Solution

The fourth proportional to 804,695.89, 1,110,481.76 and 442,116.60 is: 610,121.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,695.89 : 1,110,481.76 = 442,116.60 : x
  2. Step 2: Convert to fraction form
    804,695.89/1,110,481.76 = 442,116.60/x
  3. Step 3: Cross multiply
    804,695.89x = 1,110,481.76 × 442,116.60
  4. Step 4: Simplify right side
    804,695.89x = 490,962,420,093.22
  5. Step 5: Solve for x
    x = 490,962,420,093.22/804,695.89
  6. Step 6: Final answer
    x = 610,121.69

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1.5x scale

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.