Home / 670,736.40-1,005,995.20-197,311.04

Finding the Fourth Proportional to 670,736.40, 1,005,995.20 and 197,311.04

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Solution

The fourth proportional to 670,736.40, 1,005,995.20 and 197,311.04 is: 295,934.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,736.40 : 1,005,995.20 = 197,311.04 : x
  2. Step 2: Convert to fraction form
    670,736.40/1,005,995.20 = 197,311.04/x
  3. Step 3: Cross multiply
    670,736.40x = 1,005,995.20 × 197,311.04
  4. Step 4: Simplify right side
    670,736.40x = 198,493,959,147.01
  5. Step 5: Solve for x
    x = 198,493,959,147.01/670,736.40
  6. Step 6: Final answer
    x = 295,934.38

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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.