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Finding the Fourth Proportional to 655,733.97, 904,959.63 and 365,369.67

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Solution

The fourth proportional to 655,733.97, 904,959.63 and 365,369.67 is: 504,236.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,733.97 : 904,959.63 = 365,369.67 : x
  2. Step 2: Convert to fraction form
    655,733.97/904,959.63 = 365,369.67/x
  3. Step 3: Cross multiply
    655,733.97x = 904,959.63 × 365,369.67
  4. Step 4: Simplify right side
    655,733.97x = 330,644,801,376.42
  5. Step 5: Solve for x
    x = 330,644,801,376.42/655,733.97
  6. Step 6: Final answer
    x = 504,236.19

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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.