Home / 726,892.92-1,090,383.12-228,256.92

Finding the Fourth Proportional to 726,892.92, 1,090,383.12 and 228,256.92

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Solution

The fourth proportional to 726,892.92, 1,090,383.12 and 228,256.92 is: 342,399.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,892.92 : 1,090,383.12 = 228,256.92 : x
  2. Step 2: Convert to fraction form
    726,892.92/1,090,383.12 = 228,256.92/x
  3. Step 3: Cross multiply
    726,892.92x = 1,090,383.12 × 228,256.92
  4. Step 4: Simplify right side
    726,892.92x = 248,887,492,591.19
  5. Step 5: Solve for x
    x = 248,887,492,591.19/726,892.92
  6. Step 6: Final answer
    x = 342,399.12

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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.