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Finding the Fourth Proportional to 356,446.62, 534,556.89 and 116,506.26

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Solution

The fourth proportional to 356,446.62, 534,556.89 and 116,506.26 is: 174,722.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,446.62 : 534,556.89 = 116,506.26 : x
  2. Step 2: Convert to fraction form
    356,446.62/534,556.89 = 116,506.26/x
  3. Step 3: Cross multiply
    356,446.62x = 534,556.89 × 116,506.26
  4. Step 4: Simplify right side
    356,446.62x = 62,279,224,011.13
  5. Step 5: Solve for x
    x = 62,279,224,011.13/356,446.62
  6. Step 6: Final answer
    x = 174,722.44

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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.