Home / 840,846.44-1,260,519.68-308,243.16

Finding the Fourth Proportional to 840,846.44, 1,260,519.68 and 308,243.16

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Solution

The fourth proportional to 840,846.44, 1,260,519.68 and 308,243.16 is: 462,089.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,846.44 : 1,260,519.68 = 308,243.16 : x
  2. Step 2: Convert to fraction form
    840,846.44/1,260,519.68 = 308,243.16/x
  3. Step 3: Cross multiply
    840,846.44x = 1,260,519.68 × 308,243.16
  4. Step 4: Simplify right side
    840,846.44x = 388,546,567,864.17
  5. Step 5: Solve for x
    x = 388,546,567,864.17/840,846.44
  6. Step 6: Final answer
    x = 462,089.81

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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.