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Finding the Fourth Proportional to 263,595.60, 395,014.80 and 149,833.80

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Solution

The fourth proportional to 263,595.60, 395,014.80 and 149,833.80 is: 224,535.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,595.60 : 395,014.80 = 149,833.80 : x
  2. Step 2: Convert to fraction form
    263,595.60/395,014.80 = 149,833.80/x
  3. Step 3: Cross multiply
    263,595.60x = 395,014.80 × 149,833.80
  4. Step 4: Simplify right side
    263,595.60x = 59,186,568,540.24
  5. Step 5: Solve for x
    x = 59,186,568,540.24/263,595.60
  6. Step 6: Final answer
    x = 224,535.50

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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.