Home / 851,164.49-1,174,615.07-469,204.94

Finding the Fourth Proportional to 851,164.49, 1,174,615.07 and 469,204.94

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Solution

The fourth proportional to 851,164.49, 1,174,615.07 and 469,204.94 is: 647,507.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,164.49 : 1,174,615.07 = 469,204.94 : x
  2. Step 2: Convert to fraction form
    851,164.49/1,174,615.07 = 469,204.94/x
  3. Step 3: Cross multiply
    851,164.49x = 1,174,615.07 × 469,204.94
  4. Step 4: Simplify right side
    851,164.49x = 551,135,185,223.35
  5. Step 5: Solve for x
    x = 551,135,185,223.35/851,164.49
  6. Step 6: Final answer
    x = 647,507.26

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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.