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Finding the Fourth Proportional to 335,671.53, 503,387.37 and 110,990.49

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Solution

The fourth proportional to 335,671.53, 503,387.37 and 110,990.49 is: 166,446.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,671.53 : 503,387.37 = 110,990.49 : x
  2. Step 2: Convert to fraction form
    335,671.53/503,387.37 = 110,990.49/x
  3. Step 3: Cross multiply
    335,671.53x = 503,387.37 × 110,990.49
  4. Step 4: Simplify right side
    335,671.53x = 55,871,210,856.11
  5. Step 5: Solve for x
    x = 55,871,210,856.11/335,671.53
  6. Step 6: Final answer
    x = 166,446.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.