Home / 674,902.80-1,012,370.40-201,603.60

Finding the Fourth Proportional to 674,902.80, 1,012,370.40 and 201,603.60

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Solution

The fourth proportional to 674,902.80, 1,012,370.40 and 201,603.60 is: 302,410.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,902.80 : 1,012,370.40 = 201,603.60 : x
  2. Step 2: Convert to fraction form
    674,902.80/1,012,370.40 = 201,603.60/x
  3. Step 3: Cross multiply
    674,902.80x = 1,012,370.40 × 201,603.60
  4. Step 4: Simplify right side
    674,902.80x = 204,097,517,173.44
  5. Step 5: Solve for x
    x = 204,097,517,173.44/674,902.80
  6. Step 6: Final answer
    x = 302,410.24

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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.