Home / 669,739.34-1,004,617.31-196,434.47

Finding the Fourth Proportional to 669,739.34, 1,004,617.31 and 196,434.47

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Solution

The fourth proportional to 669,739.34, 1,004,617.31 and 196,434.47 is: 294,654.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,739.34 : 1,004,617.31 = 196,434.47 : x
  2. Step 2: Convert to fraction form
    669,739.34/1,004,617.31 = 196,434.47/x
  3. Step 3: Cross multiply
    669,739.34x = 1,004,617.31 × 196,434.47
  4. Step 4: Simplify right side
    669,739.34x = 197,341,462,837.42
  5. Step 5: Solve for x
    x = 197,341,462,837.42/669,739.34
  6. Step 6: Final answer
    x = 294,654.13

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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.