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Finding the Fourth Proportional to 335,212.88, 462,461.88 and 191,895.68

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Solution

The fourth proportional to 335,212.88, 462,461.88 and 191,895.68 is: 264,740.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,212.88 : 462,461.88 = 191,895.68 : x
  2. Step 2: Convert to fraction form
    335,212.88/462,461.88 = 191,895.68/x
  3. Step 3: Cross multiply
    335,212.88x = 462,461.88 × 191,895.68
  4. Step 4: Simplify right side
    335,212.88x = 88,744,436,936.68
  5. Step 5: Solve for x
    x = 88,744,436,936.68/335,212.88
  6. Step 6: Final answer
    x = 264,740.53

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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.