Home / 641,675.28-962,148.44-262,151.67

Finding the Fourth Proportional to 641,675.28, 962,148.44 and 262,151.67

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Solution

The fourth proportional to 641,675.28, 962,148.44 and 262,151.67 is: 393,078.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,675.28 : 962,148.44 = 262,151.67 : x
  2. Step 2: Convert to fraction form
    641,675.28/962,148.44 = 262,151.67/x
  3. Step 3: Cross multiply
    641,675.28x = 962,148.44 × 262,151.67
  4. Step 4: Simplify right side
    641,675.28x = 252,228,819,023.14
  5. Step 5: Solve for x
    x = 252,228,819,023.14/641,675.28
  6. Step 6: Final answer
    x = 393,078.60

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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.