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Finding the Fourth Proportional to 335,937.87, 463,560.63 and 206,855.66

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Solution

The fourth proportional to 335,937.87, 463,560.63 and 206,855.66 is: 285,440.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,937.87 : 463,560.63 = 206,855.66 : x
  2. Step 2: Convert to fraction form
    335,937.87/463,560.63 = 206,855.66/x
  3. Step 3: Cross multiply
    335,937.87x = 463,560.63 × 206,855.66
  4. Step 4: Simplify right side
    335,937.87x = 95,890,140,068.67
  5. Step 5: Solve for x
    x = 95,890,140,068.67/335,937.87
  6. Step 6: Final answer
    x = 285,440.10

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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.