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Finding the Fourth Proportional to 670,651.82, 925,505.73 and 364,731.08

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Solution

The fourth proportional to 670,651.82, 925,505.73 and 364,731.08 is: 503,332.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,651.82 : 925,505.73 = 364,731.08 : x
  2. Step 2: Convert to fraction form
    670,651.82/925,505.73 = 364,731.08/x
  3. Step 3: Cross multiply
    670,651.82x = 925,505.73 × 364,731.08
  4. Step 4: Simplify right side
    670,651.82x = 337,560,704,449.09
  5. Step 5: Solve for x
    x = 337,560,704,449.09/670,651.82
  6. Step 6: Final answer
    x = 503,332.27

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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.