Finding the Fourth Proportional to 609,842.24, 914,765.37 and 154,433.23
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Solution
The fourth proportional to 609,842.24, 914,765.37 and 154,433.23 is: 231,650.35
Step by Step Solution
- Step 1: Write the proportion equation
609,842.24 : 914,765.37 = 154,433.23 : x - Step 2: Convert to fraction form
609,842.24/914,765.37 = 154,433.23/x - Step 3: Cross multiply
609,842.24x = 914,765.37 × 154,433.23 - Step 4: Simplify right side
609,842.24x = 141,270,170,781.25 - Step 5: Solve for x
x = 141,270,170,781.25/609,842.24 - Step 6: Final answer
x = 231,650.35
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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.