Home / 1,955.02-2,932.40-494.16

Finding the Fourth Proportional to 1,955.02, 2,932.40 and 494.16

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Solution

The fourth proportional to 1,955.02, 2,932.40 and 494.16 is: 741.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,955.02 : 2,932.40 = 494.16 : x
  2. Step 2: Convert to fraction form
    1,955.02/2,932.40 = 494.16/x
  3. Step 3: Cross multiply
    1,955.02x = 2,932.40 × 494.16
  4. Step 4: Simplify right side
    1,955.02x = 1,449,074.78
  5. Step 5: Solve for x
    x = 1,449,074.78/1,955.02
  6. Step 6: Final answer
    x = 741.21

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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.