Home / 669,635.28-1,004,431.86-164,197.80

Finding the Fourth Proportional to 669,635.28, 1,004,431.86 and 164,197.80

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Solution

The fourth proportional to 669,635.28, 1,004,431.86 and 164,197.80 is: 246,291.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,635.28 : 1,004,431.86 = 164,197.80 : x
  2. Step 2: Convert to fraction form
    669,635.28/1,004,431.86 = 164,197.80/x
  3. Step 3: Cross multiply
    669,635.28x = 1,004,431.86 × 164,197.80
  4. Step 4: Simplify right side
    669,635.28x = 164,925,501,661.91
  5. Step 5: Solve for x
    x = 164,925,501,661.91/669,635.28
  6. Step 6: Final answer
    x = 246,291.54

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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.