Home / 414,722.76-572,137.14-253,584.52

Finding the Fourth Proportional to 414,722.76, 572,137.14 and 253,584.52

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Solution

The fourth proportional to 414,722.76, 572,137.14 and 253,584.52 is: 349,836.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,722.76 : 572,137.14 = 253,584.52 : x
  2. Step 2: Convert to fraction form
    414,722.76/572,137.14 = 253,584.52/x
  3. Step 3: Cross multiply
    414,722.76x = 572,137.14 × 253,584.52
  4. Step 4: Simplify right side
    414,722.76x = 145,085,122,021.07
  5. Step 5: Solve for x
    x = 145,085,122,021.07/414,722.76
  6. Step 6: Final answer
    x = 349,836.41

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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.