Finding the Fourth Proportional to 697,477.36, 1,045,241.64 and 376,938.19
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Solution
The fourth proportional to 697,477.36, 1,045,241.64 and 376,938.19 is: 564,880.69
Step by Step Solution
- Step 1: Write the proportion equation
697,477.36 : 1,045,241.64 = 376,938.19 : x - Step 2: Convert to fraction form
697,477.36/1,045,241.64 = 376,938.19/x - Step 3: Cross multiply
697,477.36x = 1,045,241.64 × 376,938.19 - Step 4: Simplify right side
697,477.36x = 393,991,491,894.23 - Step 5: Solve for x
x = 393,991,491,894.23/697,477.36 - Step 6: Final answer
x = 564,880.69
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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.