Home / 677,467.40-1,015,315.22-277,640.06

Finding the Fourth Proportional to 677,467.40, 1,015,315.22 and 277,640.06

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Solution

The fourth proportional to 677,467.40, 1,015,315.22 and 277,640.06 is: 416,097.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,467.40 : 1,015,315.22 = 277,640.06 : x
  2. Step 2: Convert to fraction form
    677,467.40/1,015,315.22 = 277,640.06/x
  3. Step 3: Cross multiply
    677,467.40x = 1,015,315.22 × 277,640.06
  4. Step 4: Simplify right side
    677,467.40x = 281,892,174,217.24
  5. Step 5: Solve for x
    x = 281,892,174,217.24/677,467.40
  6. Step 6: Final answer
    x = 416,097.03

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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.