Home / 804,868.52-1,110,739.38-442,302.44

Finding the Fourth Proportional to 804,868.52, 1,110,739.38 and 442,302.44

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Solution

The fourth proportional to 804,868.52, 1,110,739.38 and 442,302.44 is: 610,388.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,868.52 : 1,110,739.38 = 442,302.44 : x
  2. Step 2: Convert to fraction form
    804,868.52/1,110,739.38 = 442,302.44/x
  3. Step 3: Cross multiply
    804,868.52x = 1,110,739.38 × 442,302.44
  4. Step 4: Simplify right side
    804,868.52x = 491,282,737,978.09
  5. Step 5: Solve for x
    x = 491,282,737,978.09/804,868.52
  6. Step 6: Final answer
    x = 610,388.81

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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.