Finding the Fourth Proportional to 403,848.75, 605,771.50 and 151,148.19
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Solution
The fourth proportional to 403,848.75, 605,771.50 and 151,148.19 is: 226,721.68
Step by Step Solution
- Step 1: Write the proportion equation
403,848.75 : 605,771.50 = 151,148.19 : x - Step 2: Convert to fraction form
403,848.75/605,771.50 = 151,148.19/x - Step 3: Cross multiply
403,848.75x = 605,771.50 × 151,148.19 - Step 4: Simplify right side
403,848.75x = 91,561,265,778.59 - Step 5: Solve for x
x = 91,561,265,778.59/403,848.75 - Step 6: Final answer
x = 226,721.68
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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.