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Finding the Fourth Proportional to 336,408.67, 504,622.28 and 108,714.02

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Solution

The fourth proportional to 336,408.67, 504,622.28 and 108,714.02 is: 163,074.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,408.67 : 504,622.28 = 108,714.02 : x
  2. Step 2: Convert to fraction form
    336,408.67/504,622.28 = 108,714.02/x
  3. Step 3: Cross multiply
    336,408.67x = 504,622.28 × 108,714.02
  4. Step 4: Simplify right side
    336,408.67x = 54,859,518,341.03
  5. Step 5: Solve for x
    x = 54,859,518,341.03/336,408.67
  6. Step 6: Final answer
    x = 163,074.03

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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.