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Finding the Fourth Proportional to 335,807.34, 503,711.01 and 111,107.58

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Solution

The fourth proportional to 335,807.34, 503,711.01 and 111,107.58 is: 166,661.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,807.34 : 503,711.01 = 111,107.58 : x
  2. Step 2: Convert to fraction form
    335,807.34/503,711.01 = 111,107.58/x
  3. Step 3: Cross multiply
    335,807.34x = 503,711.01 × 111,107.58
  4. Step 4: Simplify right side
    335,807.34x = 55,966,111,340.46
  5. Step 5: Solve for x
    x = 55,966,111,340.46/335,807.34
  6. Step 6: Final answer
    x = 166,661.37

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Double scale
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Similar ratio
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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.