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Finding the Fourth Proportional to 1,174.83, 1,762.52 and 444.42

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Solution

The fourth proportional to 1,174.83, 1,762.52 and 444.42 is: 666.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174.83 : 1,762.52 = 444.42 : x
  2. Step 2: Convert to fraction form
    1,174.83/1,762.52 = 444.42/x
  3. Step 3: Cross multiply
    1,174.83x = 1,762.52 × 444.42
  4. Step 4: Simplify right side
    1,174.83x = 783,299.14
  5. Step 5: Solve for x
    x = 783,299.14/1,174.83
  6. Step 6: Final answer
    x = 666.73

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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.