Home / 446,623.24-669,558.28-193,713.34

Finding the Fourth Proportional to 446,623.24, 669,558.28 and 193,713.34

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Solution

The fourth proportional to 446,623.24, 669,558.28 and 193,713.34 is: 290,406.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,623.24 : 669,558.28 = 193,713.34 : x
  2. Step 2: Convert to fraction form
    446,623.24/669,558.28 = 193,713.34/x
  3. Step 3: Cross multiply
    446,623.24x = 669,558.28 × 193,713.34
  4. Step 4: Simplify right side
    446,623.24x = 129,702,370,743.46
  5. Step 5: Solve for x
    x = 129,702,370,743.46/446,623.24
  6. Step 6: Final answer
    x = 290,406.68

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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.