Home / 670,018.60-1,004,930.70-196,654.60

Finding the Fourth Proportional to 670,018.60, 1,004,930.70 and 196,654.60

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Solution

The fourth proportional to 670,018.60, 1,004,930.70 and 196,654.60 is: 294,953.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,018.60 : 1,004,930.70 = 196,654.60 : x
  2. Step 2: Convert to fraction form
    670,018.60/1,004,930.70 = 196,654.60/x
  3. Step 3: Cross multiply
    670,018.60x = 1,004,930.70 × 196,654.60
  4. Step 4: Simplify right side
    670,018.60x = 197,624,244,836.22
  5. Step 5: Solve for x
    x = 197,624,244,836.22/670,018.60
  6. Step 6: Final answer
    x = 294,953.37

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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.