Home / 674,983.40-1,012,620.90-201,716.60

Finding the Fourth Proportional to 674,983.40, 1,012,620.90 and 201,716.60

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Solution

The fourth proportional to 674,983.40, 1,012,620.90 and 201,716.60 is: 302,618.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,983.40 : 1,012,620.90 = 201,716.60 : x
  2. Step 2: Convert to fraction form
    674,983.40/1,012,620.90 = 201,716.60/x
  3. Step 3: Cross multiply
    674,983.40x = 1,012,620.90 × 201,716.60
  4. Step 4: Simplify right side
    674,983.40x = 204,262,445,036.94
  5. Step 5: Solve for x
    x = 204,262,445,036.94/674,983.40
  6. Step 6: Final answer
    x = 302,618.47

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1.5x scale

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.