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Finding the Fourth Proportional to 469,057.00, 647,299.22 and 254,197.06

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Solution

The fourth proportional to 469,057.00, 647,299.22 and 254,197.06 is: 350,792.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,057.00 : 647,299.22 = 254,197.06 : x
  2. Step 2: Convert to fraction form
    469,057.00/647,299.22 = 254,197.06/x
  3. Step 3: Cross multiply
    469,057.00x = 647,299.22 × 254,197.06
  4. Step 4: Simplify right side
    469,057.00x = 164,541,557,595.59
  5. Step 5: Solve for x
    x = 164,541,557,595.59/469,057.00
  6. Step 6: Final answer
    x = 350,792.24

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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.