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Finding the Fourth Proportional to 1,100.54, 1,651.10 and 370.01

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Solution

The fourth proportional to 1,100.54, 1,651.10 and 370.01 is: 555.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100.54 : 1,651.10 = 370.01 : x
  2. Step 2: Convert to fraction form
    1,100.54/1,651.10 = 370.01/x
  3. Step 3: Cross multiply
    1,100.54x = 1,651.10 × 370.01
  4. Step 4: Simplify right side
    1,100.54x = 610,913.41
  5. Step 5: Solve for x
    x = 610,913.41/1,100.54
  6. Step 6: Final answer
    x = 555.11

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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.