Home / 786,049.44-1,179,073.52-253,570.44

Finding the Fourth Proportional to 786,049.44, 1,179,073.52 and 253,570.44

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Solution

The fourth proportional to 786,049.44, 1,179,073.52 and 253,570.44 is: 380,355.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,049.44 : 1,179,073.52 = 253,570.44 : x
  2. Step 2: Convert to fraction form
    786,049.44/1,179,073.52 = 253,570.44/x
  3. Step 3: Cross multiply
    786,049.44x = 1,179,073.52 × 253,570.44
  4. Step 4: Simplify right side
    786,049.44x = 298,978,191,258.75
  5. Step 5: Solve for x
    x = 298,978,191,258.75/786,049.44
  6. Step 6: Final answer
    x = 380,355.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.