Home / 669,470.79-1,004,205.96-196,156.02

Finding the Fourth Proportional to 669,470.79, 1,004,205.96 and 196,156.02

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Solution

The fourth proportional to 669,470.79, 1,004,205.96 and 196,156.02 is: 294,233.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,470.79 : 1,004,205.96 = 196,156.02 : x
  2. Step 2: Convert to fraction form
    669,470.79/1,004,205.96 = 196,156.02/x
  3. Step 3: Cross multiply
    669,470.79x = 1,004,205.96 × 196,156.02
  4. Step 4: Simplify right side
    669,470.79x = 196,981,044,373.88
  5. Step 5: Solve for x
    x = 196,981,044,373.88/669,470.79
  6. Step 6: Final answer
    x = 294,233.96

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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.