Finding the Fourth Proportional to 314,669.40, 471,829.12 and 104,192.52
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Solution
The fourth proportional to 314,669.40, 471,829.12 and 104,192.52 is: 156,230.84
Step by Step Solution
- Step 1: Write the proportion equation
314,669.40 : 471,829.12 = 104,192.52 : x - Step 2: Convert to fraction form
314,669.40/471,829.12 = 104,192.52/x - Step 3: Cross multiply
314,669.40x = 471,829.12 × 104,192.52 - Step 4: Simplify right side
314,669.40x = 49,161,065,022.18 - Step 5: Solve for x
x = 49,161,065,022.18/314,669.40 - Step 6: Final answer
x = 156,230.84
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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.