Home / 670,019.60-1,004,932.20-196,655.60

Finding the Fourth Proportional to 670,019.60, 1,004,932.20 and 196,655.60

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Solution

The fourth proportional to 670,019.60, 1,004,932.20 and 196,655.60 is: 294,954.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,019.60 : 1,004,932.20 = 196,655.60 : x
  2. Step 2: Convert to fraction form
    670,019.60/1,004,932.20 = 196,655.60/x
  3. Step 3: Cross multiply
    670,019.60x = 1,004,932.20 × 196,655.60
  4. Step 4: Simplify right side
    670,019.60x = 197,625,544,750.32
  5. Step 5: Solve for x
    x = 197,625,544,750.32/670,019.60
  6. Step 6: Final answer
    x = 294,954.87

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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.