Home / 486,824.77-730,306.26-149,893.42

Finding the Fourth Proportional to 486,824.77, 730,306.26 and 149,893.42

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Solution

The fourth proportional to 486,824.77, 730,306.26 and 149,893.42 is: 224,861.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,824.77 : 730,306.26 = 149,893.42 : x
  2. Step 2: Convert to fraction form
    486,824.77/730,306.26 = 149,893.42/x
  3. Step 3: Cross multiply
    486,824.77x = 730,306.26 × 149,893.42
  4. Step 4: Simplify right side
    486,824.77x = 109,468,102,958.81
  5. Step 5: Solve for x
    x = 109,468,102,958.81/486,824.77
  6. Step 6: Final answer
    x = 224,861.41

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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.