Home / 804,993.14-1,110,915.54-442,410.42

Finding the Fourth Proportional to 804,993.14, 1,110,915.54 and 442,410.42

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Solution

The fourth proportional to 804,993.14, 1,110,915.54 and 442,410.42 is: 610,540.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,993.14 : 1,110,915.54 = 442,410.42 : x
  2. Step 2: Convert to fraction form
    804,993.14/1,110,915.54 = 442,410.42/x
  3. Step 3: Cross multiply
    804,993.14x = 1,110,915.54 × 442,410.42
  4. Step 4: Simplify right side
    804,993.14x = 491,480,610,635.93
  5. Step 5: Solve for x
    x = 491,480,610,635.93/804,993.14
  6. Step 6: Final answer
    x = 610,540.12

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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.