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Finding the Fourth Proportional to 335,133, 462,483.60 and 191,940.48

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Solution

The fourth proportional to 335,133, 462,483.60 and 191,940.48 is: 264,877.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,133 : 462,483.60 = 191,940.48 : x
  2. Step 2: Convert to fraction form
    335,133/462,483.60 = 191,940.48/x
  3. Step 3: Cross multiply
    335,133x = 462,483.60 × 191,940.48
  4. Step 4: Simplify right side
    335,133x = 88,769,324,176.13
  5. Step 5: Solve for x
    x = 88,769,324,176.13/335,133
  6. Step 6: Final answer
    x = 264,877.90

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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.