Home / 300,724.10-414,897.09-171,569.79

Finding the Fourth Proportional to 300,724.10, 414,897.09 and 171,569.79

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Solution

The fourth proportional to 300,724.10, 414,897.09 and 171,569.79 is: 236,708.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,724.10 : 414,897.09 = 171,569.79 : x
  2. Step 2: Convert to fraction form
    300,724.10/414,897.09 = 171,569.79/x
  3. Step 3: Cross multiply
    300,724.10x = 414,897.09 × 171,569.79
  4. Step 4: Simplify right side
    300,724.10x = 71,183,805,959.52
  5. Step 5: Solve for x
    x = 71,183,805,959.52/300,724.10
  6. Step 6: Final answer
    x = 236,708.02

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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.