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Finding the Fourth Proportional to 335,689.49, 503,534.39 and 111,049.92

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Solution

The fourth proportional to 335,689.49, 503,534.39 and 111,049.92 is: 166,574.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,689.49 : 503,534.39 = 111,049.92 : x
  2. Step 2: Convert to fraction form
    335,689.49/503,534.39 = 111,049.92/x
  3. Step 3: Cross multiply
    335,689.49x = 503,534.39 × 111,049.92
  4. Step 4: Simplify right side
    335,689.49x = 55,917,453,171.50
  5. Step 5: Solve for x
    x = 55,917,453,171.50/335,689.49
  6. Step 6: Final answer
    x = 166,574.93

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1.5x scale

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.