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Finding the Fourth Proportional to 335,798.34, 503,697.51 and 111,098.58

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Solution

The fourth proportional to 335,798.34, 503,697.51 and 111,098.58 is: 166,647.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,798.34 : 503,697.51 = 111,098.58 : x
  2. Step 2: Convert to fraction form
    335,798.34/503,697.51 = 111,098.58/x
  3. Step 3: Cross multiply
    335,798.34x = 503,697.51 × 111,098.58
  4. Step 4: Simplify right side
    335,798.34x = 55,960,078,110.54
  5. Step 5: Solve for x
    x = 55,960,078,110.54/335,798.34
  6. Step 6: Final answer
    x = 166,647.87

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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.