Home / 984,884.16-1,477,063.44-274,787.40

Finding the Fourth Proportional to 984,884.16, 1,477,063.44 and 274,787.40

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Solution

The fourth proportional to 984,884.16, 1,477,063.44 and 274,787.40 is: 412,107.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,884.16 : 1,477,063.44 = 274,787.40 : x
  2. Step 2: Convert to fraction form
    984,884.16/1,477,063.44 = 274,787.40/x
  3. Step 3: Cross multiply
    984,884.16x = 1,477,063.44 × 274,787.40
  4. Step 4: Simplify right side
    984,884.16x = 405,878,422,312.66
  5. Step 5: Solve for x
    x = 405,878,422,312.66/984,884.16
  6. Step 6: Final answer
    x = 412,107.78

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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.