Home / 774,395.92-1,161,146.94-300,527.44

Finding the Fourth Proportional to 774,395.92, 1,161,146.94 and 300,527.44

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Solution

The fourth proportional to 774,395.92, 1,161,146.94 and 300,527.44 is: 450,617.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,395.92 : 1,161,146.94 = 300,527.44 : x
  2. Step 2: Convert to fraction form
    774,395.92/1,161,146.94 = 300,527.44/x
  3. Step 3: Cross multiply
    774,395.92x = 1,161,146.94 × 300,527.44
  4. Step 4: Simplify right side
    774,395.92x = 348,956,517,342.03
  5. Step 5: Solve for x
    x = 348,956,517,342.03/774,395.92
  6. Step 6: Final answer
    x = 450,617.71

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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.