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Finding the Fourth Proportional to 504,462.82, 695,765.03 and 323,191.61

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Solution

The fourth proportional to 504,462.82, 695,765.03 and 323,191.61 is: 445,752.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,462.82 : 695,765.03 = 323,191.61 : x
  2. Step 2: Convert to fraction form
    504,462.82/695,765.03 = 323,191.61/x
  3. Step 3: Cross multiply
    504,462.82x = 695,765.03 × 323,191.61
  4. Step 4: Simplify right side
    504,462.82x = 224,865,420,227.40
  5. Step 5: Solve for x
    x = 224,865,420,227.40/504,462.82
  6. Step 6: Final answer
    x = 445,752.22

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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.