Finding the Fourth Proportional to 737,918.10, 1,011,684.78 and 724,465.98
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Solution
The fourth proportional to 737,918.10, 1,011,684.78 and 724,465.98 is: 993,241.94
Step by Step Solution
- Step 1: Write the proportion equation
737,918.10 : 1,011,684.78 = 724,465.98 : x - Step 2: Convert to fraction form
737,918.10/1,011,684.78 = 724,465.98/x - Step 3: Cross multiply
737,918.10x = 1,011,684.78 × 724,465.98 - Step 4: Simplify right side
737,918.10x = 732,931,205,593.78 - Step 5: Solve for x
x = 732,931,205,593.78/737,918.10 - Step 6: Final answer
x = 993,241.94
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.