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Finding the Fourth Proportional to 335,710.56, 463,342.68 and 192,471.60

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Solution

The fourth proportional to 335,710.56, 463,342.68 and 192,471.60 is: 265,646.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,710.56 : 463,342.68 = 192,471.60 : x
  2. Step 2: Convert to fraction form
    335,710.56/463,342.68 = 192,471.60/x
  3. Step 3: Cross multiply
    335,710.56x = 463,342.68 × 192,471.60
  4. Step 4: Simplify right side
    335,710.56x = 89,180,306,967.89
  5. Step 5: Solve for x
    x = 89,180,306,967.89/335,710.56
  6. Step 6: Final answer
    x = 265,646.42

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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.