Home / 641,676.28-962,149.93-262,152.67

Finding the Fourth Proportional to 641,676.28, 962,149.93 and 262,152.67

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Solution

The fourth proportional to 641,676.28, 962,149.93 and 262,152.67 is: 393,080.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,676.28 : 962,149.93 = 262,152.67 : x
  2. Step 2: Convert to fraction form
    641,676.28/962,149.93 = 262,152.67/x
  3. Step 3: Cross multiply
    641,676.28x = 962,149.93 × 262,152.67
  4. Step 4: Simplify right side
    641,676.28x = 252,230,173,089.81
  5. Step 5: Solve for x
    x = 252,230,173,089.81/641,676.28
  6. Step 6: Final answer
    x = 393,080.09

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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.