Home / 803,745.20-1,109,182.73-441,202.82

Finding the Fourth Proportional to 803,745.20, 1,109,182.73 and 441,202.82

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Solution

The fourth proportional to 803,745.20, 1,109,182.73 and 441,202.82 is: 608,867.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,745.20 : 1,109,182.73 = 441,202.82 : x
  2. Step 2: Convert to fraction form
    803,745.20/1,109,182.73 = 441,202.82/x
  3. Step 3: Cross multiply
    803,745.20x = 1,109,182.73 × 441,202.82
  4. Step 4: Simplify right side
    803,745.20x = 489,374,540,619.37
  5. Step 5: Solve for x
    x = 489,374,540,619.37/803,745.20
  6. Step 6: Final answer
    x = 608,867.76

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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.