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Finding the Fourth Proportional to 481,095.59, 663,908.06 and 266,247.44

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Solution

The fourth proportional to 481,095.59, 663,908.06 and 266,247.44 is: 367,419.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,095.59 : 663,908.06 = 266,247.44 : x
  2. Step 2: Convert to fraction form
    481,095.59/663,908.06 = 266,247.44/x
  3. Step 3: Cross multiply
    481,095.59x = 663,908.06 × 266,247.44
  4. Step 4: Simplify right side
    481,095.59x = 176,763,821,370.37
  5. Step 5: Solve for x
    x = 176,763,821,370.37/481,095.59
  6. Step 6: Final answer
    x = 367,419.33

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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.