Home / 328,226.83-492,143.34-150,511.21

Finding the Fourth Proportional to 328,226.83, 492,143.34 and 150,511.21

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Solution

The fourth proportional to 328,226.83, 492,143.34 and 150,511.21 is: 225,676.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,226.83 : 492,143.34 = 150,511.21 : x
  2. Step 2: Convert to fraction form
    328,226.83/492,143.34 = 150,511.21/x
  3. Step 3: Cross multiply
    328,226.83x = 492,143.34 × 150,511.21
  4. Step 4: Simplify right side
    328,226.83x = 74,073,089,596.84
  5. Step 5: Solve for x
    x = 74,073,089,596.84/328,226.83
  6. Step 6: Final answer
    x = 225,676.52

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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.