Home / 774,568.53-1,161,853.70-242,092.35

Finding the Fourth Proportional to 774,568.53, 1,161,853.70 and 242,092.35

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Solution

The fourth proportional to 774,568.53, 1,161,853.70 and 242,092.35 is: 363,138.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,568.53 : 1,161,853.70 = 242,092.35 : x
  2. Step 2: Convert to fraction form
    774,568.53/1,161,853.70 = 242,092.35/x
  3. Step 3: Cross multiply
    774,568.53x = 1,161,853.70 × 242,092.35
  4. Step 4: Simplify right side
    774,568.53x = 281,275,892,589.20
  5. Step 5: Solve for x
    x = 281,275,892,589.20/774,568.53
  6. Step 6: Final answer
    x = 363,138.81

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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.