Finding the Fourth Proportional to 691,054.42, 1,036,634.12 and 235,504.08
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Solution
The fourth proportional to 691,054.42, 1,036,634.12 and 235,504.08 is: 353,274.01
Step by Step Solution
- Step 1: Write the proportion equation
691,054.42 : 1,036,634.12 = 235,504.08 : x - Step 2: Convert to fraction form
691,054.42/1,036,634.12 = 235,504.08/x - Step 3: Cross multiply
691,054.42x = 1,036,634.12 × 235,504.08 - Step 4: Simplify right side
691,054.42x = 244,131,564,727.21 - Step 5: Solve for x
x = 244,131,564,727.21/691,054.42 - Step 6: Final answer
x = 353,274.01
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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.