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Finding the Fourth Proportional to 469,198.63, 703,798.08 and 169,672.51

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Solution

The fourth proportional to 469,198.63, 703,798.08 and 169,672.51 is: 254,508.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,198.63 : 703,798.08 = 169,672.51 : x
  2. Step 2: Convert to fraction form
    469,198.63/703,798.08 = 169,672.51/x
  3. Step 3: Cross multiply
    469,198.63x = 703,798.08 × 169,672.51
  4. Step 4: Simplify right side
    469,198.63x = 119,415,186,766.78
  5. Step 5: Solve for x
    x = 119,415,186,766.78/469,198.63
  6. Step 6: Final answer
    x = 254,508.81

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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.