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Finding the Fourth Proportional to 1,574.97, 2,362.92 and 650.58

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Solution

The fourth proportional to 1,574.97, 2,362.92 and 650.58 is: 976.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574.97 : 2,362.92 = 650.58 : x
  2. Step 2: Convert to fraction form
    1,574.97/2,362.92 = 650.58/x
  3. Step 3: Cross multiply
    1,574.97x = 2,362.92 × 650.58
  4. Step 4: Simplify right side
    1,574.97x = 1,537,266.05
  5. Step 5: Solve for x
    x = 1,537,266.05/1,574.97
  6. Step 6: Final answer
    x = 976.06

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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.