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Finding the Fourth Proportional to 1,450.93, 2,176.52 and 573.38

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Solution

The fourth proportional to 1,450.93, 2,176.52 and 573.38 is: 860.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450.93 : 2,176.52 = 573.38 : x
  2. Step 2: Convert to fraction form
    1,450.93/2,176.52 = 573.38/x
  3. Step 3: Cross multiply
    1,450.93x = 2,176.52 × 573.38
  4. Step 4: Simplify right side
    1,450.93x = 1,247,973.04
  5. Step 5: Solve for x
    x = 1,247,973.04/1,450.93
  6. Step 6: Final answer
    x = 860.12

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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.