Home / 297,045.90-445,634.46-147,367.62

Finding the Fourth Proportional to 297,045.90, 445,634.46 and 147,367.62

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Solution

The fourth proportional to 297,045.90, 445,634.46 and 147,367.62 is: 221,083.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,045.90 : 445,634.46 = 147,367.62 : x
  2. Step 2: Convert to fraction form
    297,045.90/445,634.46 = 147,367.62/x
  3. Step 3: Cross multiply
    297,045.90x = 445,634.46 × 147,367.62
  4. Step 4: Simplify right side
    297,045.90x = 65,672,089,760.19
  5. Step 5: Solve for x
    x = 65,672,089,760.19/297,045.90
  6. Step 6: Final answer
    x = 221,083.98

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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.