Home / 761,150.40-1,141,722.24-192,536.80

Finding the Fourth Proportional to 761,150.40, 1,141,722.24 and 192,536.80

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Solution

The fourth proportional to 761,150.40, 1,141,722.24 and 192,536.80 is: 288,804.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,150.40 : 1,141,722.24 = 192,536.80 : x
  2. Step 2: Convert to fraction form
    761,150.40/1,141,722.24 = 192,536.80/x
  3. Step 3: Cross multiply
    761,150.40x = 1,141,722.24 × 192,536.80
  4. Step 4: Simplify right side
    761,150.40x = 219,823,546,578.43
  5. Step 5: Solve for x
    x = 219,823,546,578.43/761,150.40
  6. Step 6: Final answer
    x = 288,804.35

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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.