Home / 683,777.32-1,025,679.17-210,462.19

Finding the Fourth Proportional to 683,777.32, 1,025,679.17 and 210,462.19

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Solution

The fourth proportional to 683,777.32, 1,025,679.17 and 210,462.19 is: 315,697.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,777.32 : 1,025,679.17 = 210,462.19 : x
  2. Step 2: Convert to fraction form
    683,777.32/1,025,679.17 = 210,462.19/x
  3. Step 3: Cross multiply
    683,777.32x = 1,025,679.17 × 210,462.19
  4. Step 4: Simplify right side
    683,777.32x = 215,866,682,317.54
  5. Step 5: Solve for x
    x = 215,866,682,317.54/683,777.32
  6. Step 6: Final answer
    x = 315,697.34

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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.