Home / 1,955.04-2,932.66-494.20

Finding the Fourth Proportional to 1,955.04, 2,932.66 and 494.20

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Solution

The fourth proportional to 1,955.04, 2,932.66 and 494.20 is: 741.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,955.04 : 2,932.66 = 494.20 : x
  2. Step 2: Convert to fraction form
    1,955.04/2,932.66 = 494.20/x
  3. Step 3: Cross multiply
    1,955.04x = 2,932.66 × 494.20
  4. Step 4: Simplify right side
    1,955.04x = 1,449,322.08
  5. Step 5: Solve for x
    x = 1,449,322.08/1,955.04
  6. Step 6: Final answer
    x = 741.33

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1.5x scale

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.