Home / 263,490.12-394,885.26-151,224.12

Finding the Fourth Proportional to 263,490.12, 394,885.26 and 151,224.12

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Solution

The fourth proportional to 263,490.12, 394,885.26 and 151,224.12 is: 226,635.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,490.12 : 394,885.26 = 151,224.12 : x
  2. Step 2: Convert to fraction form
    263,490.12/394,885.26 = 151,224.12/x
  3. Step 3: Cross multiply
    263,490.12x = 394,885.26 × 151,224.12
  4. Step 4: Simplify right side
    263,490.12x = 59,716,175,944.47
  5. Step 5: Solve for x
    x = 59,716,175,944.47/263,490.12
  6. Step 6: Final answer
    x = 226,635.35

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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.