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Finding the Fourth Proportional to 504,055.38, 756,946.02 and 336,651.42

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Solution

The fourth proportional to 504,055.38, 756,946.02 and 336,651.42 is: 505,553.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,055.38 : 756,946.02 = 336,651.42 : x
  2. Step 2: Convert to fraction form
    504,055.38/756,946.02 = 336,651.42/x
  3. Step 3: Cross multiply
    504,055.38x = 756,946.02 × 336,651.42
  4. Step 4: Simplify right side
    504,055.38x = 254,826,952,496.35
  5. Step 5: Solve for x
    x = 254,826,952,496.35/504,055.38
  6. Step 6: Final answer
    x = 505,553.48

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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.