Home / 741,127.54-1,111,419.01-254,671.73

Finding the Fourth Proportional to 741,127.54, 1,111,419.01 and 254,671.73

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Solution

The fourth proportional to 741,127.54, 1,111,419.01 and 254,671.73 is: 381,914.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,127.54 : 1,111,419.01 = 254,671.73 : x
  2. Step 2: Convert to fraction form
    741,127.54/1,111,419.01 = 254,671.73/x
  3. Step 3: Cross multiply
    741,127.54x = 1,111,419.01 × 254,671.73
  4. Step 4: Simplify right side
    741,127.54x = 283,047,002,031.59
  5. Step 5: Solve for x
    x = 283,047,002,031.59/741,127.54
  6. Step 6: Final answer
    x = 381,914.03

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Double scale
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Similar ratio
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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.