Home / 789,049.27-1,183,402.10-212,659.10

Finding the Fourth Proportional to 789,049.27, 1,183,402.10 and 212,659.10

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Solution

The fourth proportional to 789,049.27, 1,183,402.10 and 212,659.10 is: 318,942.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,049.27 : 1,183,402.10 = 212,659.10 : x
  2. Step 2: Convert to fraction form
    789,049.27/1,183,402.10 = 212,659.10/x
  3. Step 3: Cross multiply
    789,049.27x = 1,183,402.10 × 212,659.10
  4. Step 4: Simplify right side
    789,049.27x = 251,661,224,576.51
  5. Step 5: Solve for x
    x = 251,661,224,576.51/789,049.27
  6. Step 6: Final answer
    x = 318,942.34

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1.5x scale

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.