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Finding the Fourth Proportional to 335,344.09, 503,066.15 and 110,728.25

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Solution

The fourth proportional to 335,344.09, 503,066.15 and 110,728.25 is: 166,108.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,344.09 : 503,066.15 = 110,728.25 : x
  2. Step 2: Convert to fraction form
    335,344.09/503,066.15 = 110,728.25/x
  3. Step 3: Cross multiply
    335,344.09x = 503,066.15 × 110,728.25
  4. Step 4: Simplify right side
    335,344.09x = 55,703,633,870.10
  5. Step 5: Solve for x
    x = 55,703,633,870.10/335,344.09
  6. Step 6: Final answer
    x = 166,108.89

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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.