Home / 984,674.10-1,476,989.55-274,682.10

Finding the Fourth Proportional to 984,674.10, 1,476,989.55 and 274,682.10

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Solution

The fourth proportional to 984,674.10, 1,476,989.55 and 274,682.10 is: 412,017.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,674.10 : 1,476,989.55 = 274,682.10 : x
  2. Step 2: Convert to fraction form
    984,674.10/1,476,989.55 = 274,682.10/x
  3. Step 3: Cross multiply
    984,674.10x = 1,476,989.55 × 274,682.10
  4. Step 4: Simplify right side
    984,674.10x = 405,702,591,272.06
  5. Step 5: Solve for x
    x = 405,702,591,272.06/984,674.10
  6. Step 6: Final answer
    x = 412,017.12

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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.