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Finding the Fourth Proportional to 469,170.58, 703,749.92 and 114,185.38

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Solution

The fourth proportional to 469,170.58, 703,749.92 and 114,185.38 is: 171,276.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,170.58 : 703,749.92 = 114,185.38 : x
  2. Step 2: Convert to fraction form
    469,170.58/703,749.92 = 114,185.38/x
  3. Step 3: Cross multiply
    469,170.58x = 703,749.92 × 114,185.38
  4. Step 4: Simplify right side
    469,170.58x = 80,357,952,040.17
  5. Step 5: Solve for x
    x = 80,357,952,040.17/469,170.58
  6. Step 6: Final answer
    x = 171,276.62

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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.