Home / 1,168,178.96-1,752,268.55-494,085.42

Finding the Fourth Proportional to 1,168,178.96, 1,752,268.55 and 494,085.42

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Solution

The fourth proportional to 1,168,178.96, 1,752,268.55 and 494,085.42 is: 741,128.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,178.96 : 1,752,268.55 = 494,085.42 : x
  2. Step 2: Convert to fraction form
    1,168,178.96/1,752,268.55 = 494,085.42/x
  3. Step 3: Cross multiply
    1,168,178.96x = 1,752,268.55 × 494,085.42
  4. Step 4: Simplify right side
    1,168,178.96x = 865,770,340,009.11
  5. Step 5: Solve for x
    x = 865,770,340,009.11/1,168,178.96
  6. Step 6: Final answer
    x = 741,128.17

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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.