Finding the Fourth Proportional to 936,941.72, 1,405,295.94 and 305,802.68
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Solution
The fourth proportional to 936,941.72, 1,405,295.94 and 305,802.68 is: 458,665.95
Step by Step Solution
- Step 1: Write the proportion equation
936,941.72 : 1,405,295.94 = 305,802.68 : x - Step 2: Convert to fraction form
936,941.72/1,405,295.94 = 305,802.68/x - Step 3: Cross multiply
936,941.72x = 1,405,295.94 × 305,802.68 - Step 4: Simplify right side
936,941.72x = 429,743,264,645.12 - Step 5: Solve for x
x = 429,743,264,645.12/936,941.72 - Step 6: Final answer
x = 458,665.95
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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.