Finding the Fourth Proportional to 314,447.82, 471,745.53 and 104,085.75
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Solution
The fourth proportional to 314,447.82, 471,745.53 and 104,085.75 is: 156,153.06
Step by Step Solution
- Step 1: Write the proportion equation
314,447.82 : 471,745.53 = 104,085.75 : x - Step 2: Convert to fraction form
314,447.82/471,745.53 = 104,085.75/x - Step 3: Cross multiply
314,447.82x = 471,745.53 × 104,085.75 - Step 4: Simplify right side
314,447.82x = 49,101,987,299.20 - Step 5: Solve for x
x = 49,101,987,299.20/314,447.82 - Step 6: Final answer
x = 156,153.06
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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.