Home / 454,718.62-682,077.93-201,939.67

Finding the Fourth Proportional to 454,718.62, 682,077.93 and 201,939.67

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Solution

The fourth proportional to 454,718.62, 682,077.93 and 201,939.67 is: 302,909.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,718.62 : 682,077.93 = 201,939.67 : x
  2. Step 2: Convert to fraction form
    454,718.62/682,077.93 = 201,939.67/x
  3. Step 3: Cross multiply
    454,718.62x = 682,077.93 × 201,939.67
  4. Step 4: Simplify right side
    454,718.62x = 137,738,592,098.48
  5. Step 5: Solve for x
    x = 137,738,592,098.48/454,718.62
  6. Step 6: Final answer
    x = 302,909.51

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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.