Home / 945,164.97-1,304,405.37-537,395.31

Finding the Fourth Proportional to 945,164.97, 1,304,405.37 and 537,395.31

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Solution

The fourth proportional to 945,164.97, 1,304,405.37 and 537,395.31 is: 741,649.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,164.97 : 1,304,405.37 = 537,395.31 : x
  2. Step 2: Convert to fraction form
    945,164.97/1,304,405.37 = 537,395.31/x
  3. Step 3: Cross multiply
    945,164.97x = 1,304,405.37 × 537,395.31
  4. Step 4: Simplify right side
    945,164.97x = 700,981,328,176.82
  5. Step 5: Solve for x
    x = 700,981,328,176.82/945,164.97
  6. Step 6: Final answer
    x = 741,649.71

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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.