Home / 984,428.43-1,476,725.94-274,457.10

Finding the Fourth Proportional to 984,428.43, 1,476,725.94 and 274,457.10

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Solution

The fourth proportional to 984,428.43, 1,476,725.94 and 274,457.10 is: 411,708.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,428.43 : 1,476,725.94 = 274,457.10 : x
  2. Step 2: Convert to fraction form
    984,428.43/1,476,725.94 = 274,457.10/x
  3. Step 3: Cross multiply
    984,428.43x = 1,476,725.94 × 274,457.10
  4. Step 4: Simplify right side
    984,428.43x = 405,297,918,987.17
  5. Step 5: Solve for x
    x = 405,297,918,987.17/984,428.43
  6. Step 6: Final answer
    x = 411,708.87

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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.