Home / 851,241.69-1,174,696.11-469,268.37

Finding the Fourth Proportional to 851,241.69, 1,174,696.11 and 469,268.37

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Solution

The fourth proportional to 851,241.69, 1,174,696.11 and 469,268.37 is: 647,580.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,241.69 : 1,174,696.11 = 469,268.37 : x
  2. Step 2: Convert to fraction form
    851,241.69/1,174,696.11 = 469,268.37/x
  3. Step 3: Cross multiply
    851,241.69x = 1,174,696.11 × 469,268.37
  4. Step 4: Simplify right side
    851,241.69x = 551,247,728,785.04
  5. Step 5: Solve for x
    x = 551,247,728,785.04/851,241.69
  6. Step 6: Final answer
    x = 647,580.75

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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.