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Finding the Fourth Proportional to 454,307.68, 626,945.50 and 273,022.38

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Solution

The fourth proportional to 454,307.68, 626,945.50 and 273,022.38 is: 376,771.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,307.68 : 626,945.50 = 273,022.38 : x
  2. Step 2: Convert to fraction form
    454,307.68/626,945.50 = 273,022.38/x
  3. Step 3: Cross multiply
    454,307.68x = 626,945.50 × 273,022.38
  4. Step 4: Simplify right side
    454,307.68x = 171,170,152,540.29
  5. Step 5: Solve for x
    x = 171,170,152,540.29/454,307.68
  6. Step 6: Final answer
    x = 376,771.43

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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.