Home / 674,928.40-1,012,538.40-201,661.60

Finding the Fourth Proportional to 674,928.40, 1,012,538.40 and 201,661.60

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Solution

The fourth proportional to 674,928.40, 1,012,538.40 and 201,661.60 is: 302,535.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,928.40 : 1,012,538.40 = 201,661.60 : x
  2. Step 2: Convert to fraction form
    674,928.40/1,012,538.40 = 201,661.60/x
  3. Step 3: Cross multiply
    674,928.40x = 1,012,538.40 × 201,661.60
  4. Step 4: Simplify right side
    674,928.40x = 204,190,113,805.44
  5. Step 5: Solve for x
    x = 204,190,113,805.44/674,928.40
  6. Step 6: Final answer
    x = 302,535.96

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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.