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Finding the Fourth Proportional to 1,024.50, 1,536.93 and 375.12

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Solution

The fourth proportional to 1,024.50, 1,536.93 and 375.12 is: 562.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,024.50 : 1,536.93 = 375.12 : x
  2. Step 2: Convert to fraction form
    1,024.50/1,536.93 = 375.12/x
  3. Step 3: Cross multiply
    1,024.50x = 1,536.93 × 375.12
  4. Step 4: Simplify right side
    1,024.50x = 576,533.18
  5. Step 5: Solve for x
    x = 576,533.18/1,024.50
  6. Step 6: Final answer
    x = 562.75

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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.