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Finding the Fourth Proportional to 483,866.66, 667,704.84 and 269,001.20

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Solution

The fourth proportional to 483,866.66, 667,704.84 and 269,001.20 is: 371,204.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,866.66 : 667,704.84 = 269,001.20 : x
  2. Step 2: Convert to fraction form
    483,866.66/667,704.84 = 269,001.20/x
  3. Step 3: Cross multiply
    483,866.66x = 667,704.84 × 269,001.20
  4. Step 4: Simplify right side
    483,866.66x = 179,613,403,205.81
  5. Step 5: Solve for x
    x = 179,613,403,205.81/483,866.66
  6. Step 6: Final answer
    x = 371,204.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.