Home / 804,991.14-1,110,912.77-442,408.41

Finding the Fourth Proportional to 804,991.14, 1,110,912.77 and 442,408.41

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Solution

The fourth proportional to 804,991.14, 1,110,912.77 and 442,408.41 is: 610,537.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,991.14 : 1,110,912.77 = 442,408.41 : x
  2. Step 2: Convert to fraction form
    804,991.14/1,110,912.77 = 442,408.41/x
  3. Step 3: Cross multiply
    804,991.14x = 1,110,912.77 × 442,408.41
  4. Step 4: Simplify right side
    804,991.14x = 491,477,153,330.42
  5. Step 5: Solve for x
    x = 491,477,153,330.42/804,991.14
  6. Step 6: Final answer
    x = 610,537.34

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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.