Finding the Fourth Proportional to 373,813.98, 560,809.53 and 149,186.94
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Solution
The fourth proportional to 373,813.98, 560,809.53 and 149,186.94 is: 223,815.75
Step by Step Solution
- Step 1: Write the proportion equation
373,813.98 : 560,809.53 = 149,186.94 : x - Step 2: Convert to fraction form
373,813.98/560,809.53 = 149,186.94/x - Step 3: Cross multiply
373,813.98x = 560,809.53 × 149,186.94 - Step 4: Simplify right side
373,813.98x = 83,665,457,703.54 - Step 5: Solve for x
x = 83,665,457,703.54/373,813.98 - Step 6: Final answer
x = 223,815.75
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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.