Finding the Fourth Proportional to 350,902.81, 526,349.33 and 84,661.09
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Solution
The fourth proportional to 350,902.81, 526,349.33 and 84,661.09 is: 126,990.46
Step by Step Solution
- Step 1: Write the proportion equation
350,902.81 : 526,349.33 = 84,661.09 : x - Step 2: Convert to fraction form
350,902.81/526,349.33 = 84,661.09/x - Step 3: Cross multiply
350,902.81x = 526,349.33 × 84,661.09 - Step 4: Simplify right side
350,902.81x = 44,561,307,575.26 - Step 5: Solve for x
x = 44,561,307,575.26/350,902.81 - Step 6: Final answer
x = 126,990.46
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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.