Home / 726,954.54-1,090,475.37-228,318.54

Finding the Fourth Proportional to 726,954.54, 1,090,475.37 and 228,318.54

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Solution

The fourth proportional to 726,954.54, 1,090,475.37 and 228,318.54 is: 342,491.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,954.54 : 1,090,475.37 = 228,318.54 : x
  2. Step 2: Convert to fraction form
    726,954.54/1,090,475.37 = 228,318.54/x
  3. Step 3: Cross multiply
    726,954.54x = 1,090,475.37 × 228,318.54
  4. Step 4: Simplify right side
    726,954.54x = 248,975,744,384.36
  5. Step 5: Solve for x
    x = 248,975,744,384.36/726,954.54
  6. Step 6: Final answer
    x = 342,491.49

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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.