Finding the Fourth Proportional to 697,477.09, 1,045,241.34 and 376,937.96
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Solution
The fourth proportional to 697,477.09, 1,045,241.34 and 376,937.96 is: 564,880.39
Step by Step Solution
- Step 1: Write the proportion equation
697,477.09 : 1,045,241.34 = 376,937.96 : x - Step 2: Convert to fraction form
697,477.09/1,045,241.34 = 376,937.96/x - Step 3: Cross multiply
697,477.09x = 1,045,241.34 × 376,937.96 - Step 4: Simplify right side
697,477.09x = 393,991,132,827.68 - Step 5: Solve for x
x = 393,991,132,827.68/697,477.09 - Step 6: Final answer
x = 564,880.39
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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.