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Finding the Fourth Proportional to 2,044.63, 3,066.93 and 505.63

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Solution

The fourth proportional to 2,044.63, 3,066.93 and 505.63 is: 758.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,044.63 : 3,066.93 = 505.63 : x
  2. Step 2: Convert to fraction form
    2,044.63/3,066.93 = 505.63/x
  3. Step 3: Cross multiply
    2,044.63x = 3,066.93 × 505.63
  4. Step 4: Simplify right side
    2,044.63x = 1,550,731.82
  5. Step 5: Solve for x
    x = 1,550,731.82/2,044.63
  6. Step 6: Final answer
    x = 758.44

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1.5x scale

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.