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Finding the Fourth Proportional to 335,362.77, 462,798.43 and 190,196.19

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Solution

The fourth proportional to 335,362.77, 462,798.43 and 190,196.19 is: 262,469.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,362.77 : 462,798.43 = 190,196.19 : x
  2. Step 2: Convert to fraction form
    335,362.77/462,798.43 = 190,196.19/x
  3. Step 3: Cross multiply
    335,362.77x = 462,798.43 × 190,196.19
  4. Step 4: Simplify right side
    335,362.77x = 88,022,497,648.49
  5. Step 5: Solve for x
    x = 88,022,497,648.49/335,362.77
  6. Step 6: Final answer
    x = 262,469.50

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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.