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Finding the Fourth Proportional to 335,373.96, 462,663.39 and 199,330.60

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Solution

The fourth proportional to 335,373.96, 462,663.39 and 199,330.60 is: 274,985.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,373.96 : 462,663.39 = 199,330.60 : x
  2. Step 2: Convert to fraction form
    335,373.96/462,663.39 = 199,330.60/x
  3. Step 3: Cross multiply
    335,373.96x = 462,663.39 × 199,330.60
  4. Step 4: Simplify right side
    335,373.96x = 92,222,971,126.73
  5. Step 5: Solve for x
    x = 92,222,971,126.73/335,373.96
  6. Step 6: Final answer
    x = 274,985.49

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1.5x scale

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.