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Finding the Fourth Proportional to 1,365.82, 2,049.66 and 500.22

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Solution

The fourth proportional to 1,365.82, 2,049.66 and 500.22 is: 750.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365.82 : 2,049.66 = 500.22 : x
  2. Step 2: Convert to fraction form
    1,365.82/2,049.66 = 500.22/x
  3. Step 3: Cross multiply
    1,365.82x = 2,049.66 × 500.22
  4. Step 4: Simplify right side
    1,365.82x = 1,025,280.93
  5. Step 5: Solve for x
    x = 1,025,280.93/1,365.82
  6. Step 6: Final answer
    x = 750.67

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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.