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Finding the Fourth Proportional to 655,467.66, 904,546.85 and 365,076.89

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Solution

The fourth proportional to 655,467.66, 904,546.85 and 365,076.89 is: 503,806.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,467.66 : 904,546.85 = 365,076.89 : x
  2. Step 2: Convert to fraction form
    655,467.66/904,546.85 = 365,076.89/x
  3. Step 3: Cross multiply
    655,467.66x = 904,546.85 × 365,076.89
  4. Step 4: Simplify right side
    655,467.66x = 330,229,150,857.30
  5. Step 5: Solve for x
    x = 330,229,150,857.30/655,467.66
  6. Step 6: Final answer
    x = 503,806.93

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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.