Home / 674,954.20-1,012,443.30-201,645.40

Finding the Fourth Proportional to 674,954.20, 1,012,443.30 and 201,645.40

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Solution

The fourth proportional to 674,954.20, 1,012,443.30 and 201,645.40 is: 302,471.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,954.20 : 1,012,443.30 = 201,645.40 : x
  2. Step 2: Convert to fraction form
    674,954.20/1,012,443.30 = 201,645.40/x
  3. Step 3: Cross multiply
    674,954.20x = 1,012,443.30 × 201,645.40
  4. Step 4: Simplify right side
    674,954.20x = 204,154,534,205.82
  5. Step 5: Solve for x
    x = 204,154,534,205.82/674,954.20
  6. Step 6: Final answer
    x = 302,471.69

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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.