Home / 1,074.14-1,482.30-608.36

Finding the Fourth Proportional to 1,074.14, 1,482.30 and 608.36

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Solution

The fourth proportional to 1,074.14, 1,482.30 and 608.36 is: 839.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074.14 : 1,482.30 = 608.36 : x
  2. Step 2: Convert to fraction form
    1,074.14/1,482.30 = 608.36/x
  3. Step 3: Cross multiply
    1,074.14x = 1,482.30 × 608.36
  4. Step 4: Simplify right side
    1,074.14x = 901,772.03
  5. Step 5: Solve for x
    x = 901,772.03/1,074.14
  6. Step 6: Final answer
    x = 839.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.