Home / 756,454.33-1,043,893.29-412,293.43

Finding the Fourth Proportional to 756,454.33, 1,043,893.29 and 412,293.43

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Solution

The fourth proportional to 756,454.33, 1,043,893.29 and 412,293.43 is: 568,957.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,454.33 : 1,043,893.29 = 412,293.43 : x
  2. Step 2: Convert to fraction form
    756,454.33/1,043,893.29 = 412,293.43/x
  3. Step 3: Cross multiply
    756,454.33x = 1,043,893.29 × 412,293.43
  4. Step 4: Simplify right side
    756,454.33x = 430,390,345,088.09
  5. Step 5: Solve for x
    x = 430,390,345,088.09/756,454.33
  6. Step 6: Final answer
    x = 568,957.47

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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.