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Finding the Fourth Proportional to 1,024.47, 1,536.77 and 294.10

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Solution

The fourth proportional to 1,024.47, 1,536.77 and 294.10 is: 441.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,024.47 : 1,536.77 = 294.10 : x
  2. Step 2: Convert to fraction form
    1,024.47/1,536.77 = 294.10/x
  3. Step 3: Cross multiply
    1,024.47x = 1,536.77 × 294.10
  4. Step 4: Simplify right side
    1,024.47x = 451,964.06
  5. Step 5: Solve for x
    x = 451,964.06/1,024.47
  6. Step 6: Final answer
    x = 441.17

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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.