Finding the Fourth Proportional to 984,668.80, 1,477,252.29 and 274,696.31
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Solution
The fourth proportional to 984,668.80, 1,477,252.29 and 274,696.31 is: 412,113.95
Step by Step Solution
- Step 1: Write the proportion equation
984,668.80 : 1,477,252.29 = 274,696.31 : x - Step 2: Convert to fraction form
984,668.80/1,477,252.29 = 274,696.31/x - Step 3: Cross multiply
984,668.80x = 1,477,252.29 × 274,696.31 - Step 4: Simplify right side
984,668.80x = 405,795,753,002.05 - Step 5: Solve for x
x = 405,795,753,002.05/984,668.80 - Step 6: Final answer
x = 412,113.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.