Home / 297,124.20-445,453.02-203,345.64

Finding the Fourth Proportional to 297,124.20, 445,453.02 and 203,345.64

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Solution

The fourth proportional to 297,124.20, 445,453.02 and 203,345.64 is: 304,858.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,124.20 : 445,453.02 = 203,345.64 : x
  2. Step 2: Convert to fraction form
    297,124.20/445,453.02 = 203,345.64/x
  3. Step 3: Cross multiply
    297,124.20x = 445,453.02 × 203,345.64
  4. Step 4: Simplify right side
    297,124.20x = 90,580,929,441.83
  5. Step 5: Solve for x
    x = 90,580,929,441.83/297,124.20
  6. Step 6: Final answer
    x = 304,858.81

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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.