Home / 783,067.40-1,176,350.70-753,324.20

Finding the Fourth Proportional to 783,067.40, 1,176,350.70 and 753,324.20

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Solution

The fourth proportional to 783,067.40, 1,176,350.70 and 753,324.20 is: 1,131,669.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,067.40 : 1,176,350.70 = 753,324.20 : x
  2. Step 2: Convert to fraction form
    783,067.40/1,176,350.70 = 753,324.20/x
  3. Step 3: Cross multiply
    783,067.40x = 1,176,350.70 × 753,324.20
  4. Step 4: Simplify right side
    783,067.40x = 886,173,449,996.94
  5. Step 5: Solve for x
    x = 886,173,449,996.94/783,067.40
  6. Step 6: Final answer
    x = 1,131,669.45

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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.