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Finding the Fourth Proportional to 245,862, 369,104.28 and 150,858.80

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Solution

The fourth proportional to 245,862, 369,104.28 and 150,858.80 is: 226,479.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,862 : 369,104.28 = 150,858.80 : x
  2. Step 2: Convert to fraction form
    245,862/369,104.28 = 150,858.80/x
  3. Step 3: Cross multiply
    245,862x = 369,104.28 × 150,858.80
  4. Step 4: Simplify right side
    245,862x = 55,682,628,755.66
  5. Step 5: Solve for x
    x = 55,682,628,755.66/245,862
  6. Step 6: Final answer
    x = 226,479.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.