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Finding the Fourth Proportional to 467,868.09, 701,795.61 and 112,879.11

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Solution

The fourth proportional to 467,868.09, 701,795.61 and 112,879.11 is: 169,317.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,868.09 : 701,795.61 = 112,879.11 : x
  2. Step 2: Convert to fraction form
    467,868.09/701,795.61 = 112,879.11/x
  3. Step 3: Cross multiply
    467,868.09x = 701,795.61 × 112,879.11
  4. Step 4: Simplify right side
    467,868.09x = 79,218,063,858.71
  5. Step 5: Solve for x
    x = 79,218,063,858.71/467,868.09
  6. Step 6: Final answer
    x = 169,317.09

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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.