Home / 454,756.46-682,018.34-134,833.53

Finding the Fourth Proportional to 454,756.46, 682,018.34 and 134,833.53

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Solution

The fourth proportional to 454,756.46, 682,018.34 and 134,833.53 is: 202,215.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,756.46 : 682,018.34 = 134,833.53 : x
  2. Step 2: Convert to fraction form
    454,756.46/682,018.34 = 134,833.53/x
  3. Step 3: Cross multiply
    454,756.46x = 682,018.34 × 134,833.53
  4. Step 4: Simplify right side
    454,756.46x = 91,958,939,632.77
  5. Step 5: Solve for x
    x = 91,958,939,632.77/454,756.46
  6. Step 6: Final answer
    x = 202,215.80

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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.