Home / 669,634.48-1,004,472.78-243,256.96

Finding the Fourth Proportional to 669,634.48, 1,004,472.78 and 243,256.96

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Solution

The fourth proportional to 669,634.48, 1,004,472.78 and 243,256.96 is: 364,893.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,634.48 : 1,004,472.78 = 243,256.96 : x
  2. Step 2: Convert to fraction form
    669,634.48/1,004,472.78 = 243,256.96/x
  3. Step 3: Cross multiply
    669,634.48x = 1,004,472.78 × 243,256.96
  4. Step 4: Simplify right side
    669,634.48x = 244,344,994,865.55
  5. Step 5: Solve for x
    x = 244,344,994,865.55/669,634.48
  6. Step 6: Final answer
    x = 364,893.09

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1.5x scale

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.