Home / 297,025.60-445,538.40-110,012.80

Finding the Fourth Proportional to 297,025.60, 445,538.40 and 110,012.80

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Solution

The fourth proportional to 297,025.60, 445,538.40 and 110,012.80 is: 165,019.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,025.60 : 445,538.40 = 110,012.80 : x
  2. Step 2: Convert to fraction form
    297,025.60/445,538.40 = 110,012.80/x
  3. Step 3: Cross multiply
    297,025.60x = 445,538.40 × 110,012.80
  4. Step 4: Simplify right side
    297,025.60x = 49,014,926,891.52
  5. Step 5: Solve for x
    x = 49,014,926,891.52/297,025.60
  6. Step 6: Final answer
    x = 165,019.20

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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.