Home / 773,093.80-1,159,640.70-720,605.80

Finding the Fourth Proportional to 773,093.80, 1,159,640.70 and 720,605.80

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Solution

The fourth proportional to 773,093.80, 1,159,640.70 and 720,605.80 is: 1,080,908.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,093.80 : 1,159,640.70 = 720,605.80 : x
  2. Step 2: Convert to fraction form
    773,093.80/1,159,640.70 = 720,605.80/x
  3. Step 3: Cross multiply
    773,093.80x = 1,159,640.70 × 720,605.80
  4. Step 4: Simplify right side
    773,093.80x = 835,643,814,336.06
  5. Step 5: Solve for x
    x = 835,643,814,336.06/773,093.80
  6. Step 6: Final answer
    x = 1,080,908.70

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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.