Home / 804,820.68-1,110,652.24-442,267.92

Finding the Fourth Proportional to 804,820.68, 1,110,652.24 and 442,267.92

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Solution

The fourth proportional to 804,820.68, 1,110,652.24 and 442,267.92 is: 610,329.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,820.68 : 1,110,652.24 = 442,267.92 : x
  2. Step 2: Convert to fraction form
    804,820.68/1,110,652.24 = 442,267.92/x
  3. Step 3: Cross multiply
    804,820.68x = 1,110,652.24 × 442,267.92
  4. Step 4: Simplify right side
    804,820.68x = 491,205,856,028.14
  5. Step 5: Solve for x
    x = 491,205,856,028.14/804,820.68
  6. Step 6: Final answer
    x = 610,329.57

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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.