Home / 825,492.24-1,138,760.10-539,179.92

Finding the Fourth Proportional to 825,492.24, 1,138,760.10 and 539,179.92

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Solution

The fourth proportional to 825,492.24, 1,138,760.10 and 539,179.92 is: 743,794.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,492.24 : 1,138,760.10 = 539,179.92 : x
  2. Step 2: Convert to fraction form
    825,492.24/1,138,760.10 = 539,179.92/x
  3. Step 3: Cross multiply
    825,492.24x = 1,138,760.10 × 539,179.92
  4. Step 4: Simplify right side
    825,492.24x = 613,996,579,617.19
  5. Step 5: Solve for x
    x = 613,996,579,617.19/825,492.24
  6. Step 6: Final answer
    x = 743,794.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.