Home / 1,236.02-1,853.73-370.34

Finding the Fourth Proportional to 1,236.02, 1,853.73 and 370.34

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Solution

The fourth proportional to 1,236.02, 1,853.73 and 370.34 is: 555.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236.02 : 1,853.73 = 370.34 : x
  2. Step 2: Convert to fraction form
    1,236.02/1,853.73 = 370.34/x
  3. Step 3: Cross multiply
    1,236.02x = 1,853.73 × 370.34
  4. Step 4: Simplify right side
    1,236.02x = 686,510.37
  5. Step 5: Solve for x
    x = 686,510.37/1,236.02
  6. Step 6: Final answer
    x = 555.42

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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.