Home / 674,996.20-1,012,506.30-201,687.40

Finding the Fourth Proportional to 674,996.20, 1,012,506.30 and 201,687.40

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Solution

The fourth proportional to 674,996.20, 1,012,506.30 and 201,687.40 is: 302,534.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,996.20 : 1,012,506.30 = 201,687.40 : x
  2. Step 2: Convert to fraction form
    674,996.20/1,012,506.30 = 201,687.40/x
  3. Step 3: Cross multiply
    674,996.20x = 1,012,506.30 × 201,687.40
  4. Step 4: Simplify right side
    674,996.20x = 204,209,763,130.62
  5. Step 5: Solve for x
    x = 204,209,763,130.62/674,996.20
  6. Step 6: Final answer
    x = 302,534.69

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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.