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Finding the Fourth Proportional to 336,014.80, 504,022.20 and 149,390.80

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Solution

The fourth proportional to 336,014.80, 504,022.20 and 149,390.80 is: 224,086.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,014.80 : 504,022.20 = 149,390.80 : x
  2. Step 2: Convert to fraction form
    336,014.80/504,022.20 = 149,390.80/x
  3. Step 3: Cross multiply
    336,014.80x = 504,022.20 × 149,390.80
  4. Step 4: Simplify right side
    336,014.80x = 75,296,279,675.76
  5. Step 5: Solve for x
    x = 75,296,279,675.76/336,014.80
  6. Step 6: Final answer
    x = 224,086.20

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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.