Home / 669,835.21-1,004,762.27-196,530.34

Finding the Fourth Proportional to 669,835.21, 1,004,762.27 and 196,530.34

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Solution

The fourth proportional to 669,835.21, 1,004,762.27 and 196,530.34 is: 294,798.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,835.21 : 1,004,762.27 = 196,530.34 : x
  2. Step 2: Convert to fraction form
    669,835.21/1,004,762.27 = 196,530.34/x
  3. Step 3: Cross multiply
    669,835.21x = 1,004,762.27 × 196,530.34
  4. Step 4: Simplify right side
    669,835.21x = 197,466,269,559.62
  5. Step 5: Solve for x
    x = 197,466,269,559.62/669,835.21
  6. Step 6: Final answer
    x = 294,798.28

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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.