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Finding the Fourth Proportional to 606,991.64, 837,648.62 and 335,059.70

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Solution

The fourth proportional to 606,991.64, 837,648.62 and 335,059.70 is: 462,382.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,991.64 : 837,648.62 = 335,059.70 : x
  2. Step 2: Convert to fraction form
    606,991.64/837,648.62 = 335,059.70/x
  3. Step 3: Cross multiply
    606,991.64x = 837,648.62 × 335,059.70
  4. Step 4: Simplify right side
    606,991.64x = 280,662,295,322.61
  5. Step 5: Solve for x
    x = 280,662,295,322.61/606,991.64
  6. Step 6: Final answer
    x = 462,382.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.