Home / 741,208.68-1,022,977.71-469,301.88

Finding the Fourth Proportional to 741,208.68, 1,022,977.71 and 469,301.88

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Solution

The fourth proportional to 741,208.68, 1,022,977.71 and 469,301.88 is: 647,706.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,208.68 : 1,022,977.71 = 469,301.88 : x
  2. Step 2: Convert to fraction form
    741,208.68/1,022,977.71 = 469,301.88/x
  3. Step 3: Cross multiply
    741,208.68x = 1,022,977.71 × 469,301.88
  4. Step 4: Simplify right side
    741,208.68x = 480,085,362,501.10
  5. Step 5: Solve for x
    x = 480,085,362,501.10/741,208.68
  6. Step 6: Final answer
    x = 647,706.07

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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.