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Finding the Fourth Proportional to 703,904.94, 967,791.96 and 626,689.26

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Solution

The fourth proportional to 703,904.94, 967,791.96 and 626,689.26 is: 861,628.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,904.94 : 967,791.96 = 626,689.26 : x
  2. Step 2: Convert to fraction form
    703,904.94/967,791.96 = 626,689.26/x
  3. Step 3: Cross multiply
    703,904.94x = 967,791.96 × 626,689.26
  4. Step 4: Simplify right side
    703,904.94x = 606,504,827,246.35
  5. Step 5: Solve for x
    x = 606,504,827,246.35/703,904.94
  6. Step 6: Final answer
    x = 861,628.88

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.