Home / 756,454.83-1,043,893.98-412,293.93

Finding the Fourth Proportional to 756,454.83, 1,043,893.98 and 412,293.93

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Solution

The fourth proportional to 756,454.83, 1,043,893.98 and 412,293.93 is: 568,958.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,454.83 : 1,043,893.98 = 412,293.93 : x
  2. Step 2: Convert to fraction form
    756,454.83/1,043,893.98 = 412,293.93/x
  3. Step 3: Cross multiply
    756,454.83x = 1,043,893.98 × 412,293.93
  4. Step 4: Simplify right side
    756,454.83x = 430,391,151,517.54
  5. Step 5: Solve for x
    x = 430,391,151,517.54/756,454.83
  6. Step 6: Final answer
    x = 568,958.16

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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.