Home / 862,698.36-1,294,047.54-263,661.24

Finding the Fourth Proportional to 862,698.36, 1,294,047.54 and 263,661.24

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Solution

The fourth proportional to 862,698.36, 1,294,047.54 and 263,661.24 is: 395,491.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,698.36 : 1,294,047.54 = 263,661.24 : x
  2. Step 2: Convert to fraction form
    862,698.36/1,294,047.54 = 263,661.24/x
  3. Step 3: Cross multiply
    862,698.36x = 1,294,047.54 × 263,661.24
  4. Step 4: Simplify right side
    862,698.36x = 341,190,179,015.35
  5. Step 5: Solve for x
    x = 341,190,179,015.35/862,698.36
  6. Step 6: Final answer
    x = 395,491.86

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Similar ratio
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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.