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Finding the Fourth Proportional to 580,895.66, 801,658.12 and 322,791.76

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Solution

The fourth proportional to 580,895.66, 801,658.12 and 322,791.76 is: 445,464.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,895.66 : 801,658.12 = 322,791.76 : x
  2. Step 2: Convert to fraction form
    580,895.66/801,658.12 = 322,791.76/x
  3. Step 3: Cross multiply
    580,895.66x = 801,658.12 × 322,791.76
  4. Step 4: Simplify right side
    580,895.66x = 258,768,635,473.09
  5. Step 5: Solve for x
    x = 258,768,635,473.09/580,895.66
  6. Step 6: Final answer
    x = 445,464.91

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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.