Home / 641,526.76-962,379.42-267,463.72

Finding the Fourth Proportional to 641,526.76, 962,379.42 and 267,463.72

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Solution

The fourth proportional to 641,526.76, 962,379.42 and 267,463.72 is: 401,232.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,526.76 : 962,379.42 = 267,463.72 : x
  2. Step 2: Convert to fraction form
    641,526.76/962,379.42 = 267,463.72/x
  3. Step 3: Cross multiply
    641,526.76x = 962,379.42 × 267,463.72
  4. Step 4: Simplify right side
    641,526.76x = 257,401,579,724.64
  5. Step 5: Solve for x
    x = 257,401,579,724.64/641,526.76
  6. Step 6: Final answer
    x = 401,232.80

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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.