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Finding the Fourth Proportional to 504,093.80, 756,359.40 and 254,775.80

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Solution

The fourth proportional to 504,093.80, 756,359.40 and 254,775.80 is: 382,274.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,093.80 : 756,359.40 = 254,775.80 : x
  2. Step 2: Convert to fraction form
    504,093.80/756,359.40 = 254,775.80/x
  3. Step 3: Cross multiply
    504,093.80x = 756,359.40 × 254,775.80
  4. Step 4: Simplify right side
    504,093.80x = 192,702,071,222.52
  5. Step 5: Solve for x
    x = 192,702,071,222.52/504,093.80
  6. Step 6: Final answer
    x = 382,274.23

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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.