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Finding the Fourth Proportional to 335,773.05, 503,488.52 and 165,006.15

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Solution

The fourth proportional to 335,773.05, 503,488.52 and 165,006.15 is: 247,425.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,773.05 : 503,488.52 = 165,006.15 : x
  2. Step 2: Convert to fraction form
    335,773.05/503,488.52 = 165,006.15/x
  3. Step 3: Cross multiply
    335,773.05x = 503,488.52 × 165,006.15
  4. Step 4: Simplify right side
    335,773.05x = 83,078,698,911.92
  5. Step 5: Solve for x
    x = 83,078,698,911.92/335,773.05
  6. Step 6: Final answer
    x = 247,425.16

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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.