Home / 674,678.43-1,012,183.74-475,388.01

Finding the Fourth Proportional to 674,678.43, 1,012,183.74 and 475,388.01

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Solution

The fourth proportional to 674,678.43, 1,012,183.74 and 475,388.01 is: 713,199.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,678.43 : 1,012,183.74 = 475,388.01 : x
  2. Step 2: Convert to fraction form
    674,678.43/1,012,183.74 = 475,388.01/x
  3. Step 3: Cross multiply
    674,678.43x = 1,012,183.74 × 475,388.01
  4. Step 4: Simplify right side
    674,678.43x = 481,180,013,912.96
  5. Step 5: Solve for x
    x = 481,180,013,912.96/674,678.43
  6. Step 6: Final answer
    x = 713,199.05

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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.