Home / 776,175.48-1,070,768.16-560,974.68

Finding the Fourth Proportional to 776,175.48, 1,070,768.16 and 560,974.68

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Solution

The fourth proportional to 776,175.48, 1,070,768.16 and 560,974.68 is: 773,889.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,175.48 : 1,070,768.16 = 560,974.68 : x
  2. Step 2: Convert to fraction form
    776,175.48/1,070,768.16 = 560,974.68/x
  3. Step 3: Cross multiply
    776,175.48x = 1,070,768.16 × 560,974.68
  4. Step 4: Simplify right side
    776,175.48x = 600,673,825,910.19
  5. Step 5: Solve for x
    x = 600,673,825,910.19/776,175.48
  6. Step 6: Final answer
    x = 773,889.21

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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.