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Finding the Fourth Proportional to 522,093.42, 783,490.08 and 335,236.14

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Solution

The fourth proportional to 522,093.42, 783,490.08 and 335,236.14 is: 503,078.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,093.42 : 783,490.08 = 335,236.14 : x
  2. Step 2: Convert to fraction form
    522,093.42/783,490.08 = 335,236.14/x
  3. Step 3: Cross multiply
    522,093.42x = 783,490.08 × 335,236.14
  4. Step 4: Simplify right side
    522,093.42x = 262,654,190,147.49
  5. Step 5: Solve for x
    x = 262,654,190,147.49/522,093.42
  6. Step 6: Final answer
    x = 503,078.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.