Home / 800,673.84-1,201,011.60-327,359.20

Finding the Fourth Proportional to 800,673.84, 1,201,011.60 and 327,359.20

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Solution

The fourth proportional to 800,673.84, 1,201,011.60 and 327,359.20 is: 491,039.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,673.84 : 1,201,011.60 = 327,359.20 : x
  2. Step 2: Convert to fraction form
    800,673.84/1,201,011.60 = 327,359.20/x
  3. Step 3: Cross multiply
    800,673.84x = 1,201,011.60 × 327,359.20
  4. Step 4: Simplify right side
    800,673.84x = 393,162,196,566.72
  5. Step 5: Solve for x
    x = 393,162,196,566.72/800,673.84
  6. Step 6: Final answer
    x = 491,039.14

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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.