Home / 774,636.51-1,161,952.44-206,017.13

Finding the Fourth Proportional to 774,636.51, 1,161,952.44 and 206,017.13

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Solution

The fourth proportional to 774,636.51, 1,161,952.44 and 206,017.13 is: 309,025.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,636.51 : 1,161,952.44 = 206,017.13 : x
  2. Step 2: Convert to fraction form
    774,636.51/1,161,952.44 = 206,017.13/x
  3. Step 3: Cross multiply
    774,636.51x = 1,161,952.44 × 206,017.13
  4. Step 4: Simplify right side
    774,636.51x = 239,382,101,075.54
  5. Step 5: Solve for x
    x = 239,382,101,075.54/774,636.51
  6. Step 6: Final answer
    x = 309,025.07

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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.