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Finding the Fourth Proportional to 335,057.57, 502,648.61 and 110,433.78

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Solution

The fourth proportional to 335,057.57, 502,648.61 and 110,433.78 is: 165,671.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,057.57 : 502,648.61 = 110,433.78 : x
  2. Step 2: Convert to fraction form
    335,057.57/502,648.61 = 110,433.78/x
  3. Step 3: Cross multiply
    335,057.57x = 502,648.61 × 110,433.78
  4. Step 4: Simplify right side
    335,057.57x = 55,509,387,270.67
  5. Step 5: Solve for x
    x = 55,509,387,270.67/335,057.57
  6. Step 6: Final answer
    x = 165,671.20

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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.