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Finding the Fourth Proportional to 835,102.96, 1,252,041 and 266,156.67

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Solution

The fourth proportional to 835,102.96, 1,252,041 and 266,156.67 is: 399,039.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,102.96 : 1,252,041 = 266,156.67 : x
  2. Step 2: Convert to fraction form
    835,102.96/1,252,041 = 266,156.67/x
  3. Step 3: Cross multiply
    835,102.96x = 1,252,041 × 266,156.67
  4. Step 4: Simplify right side
    835,102.96x = 333,239,063,263.47
  5. Step 5: Solve for x
    x = 333,239,063,263.47/835,102.96
  6. Step 6: Final answer
    x = 399,039.49

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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.