Finding the Fourth Proportional to 408,765.08, 613,147.86 and 195,482.60
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Solution
The fourth proportional to 408,765.08, 613,147.86 and 195,482.60 is: 293,224.01
Step by Step Solution
- Step 1: Write the proportion equation
408,765.08 : 613,147.86 = 195,482.60 : x - Step 2: Convert to fraction form
408,765.08/613,147.86 = 195,482.60/x - Step 3: Cross multiply
408,765.08x = 613,147.86 × 195,482.60 - Step 4: Simplify right side
408,765.08x = 119,859,737,857.24 - Step 5: Solve for x
x = 119,859,737,857.24/408,765.08 - Step 6: Final answer
x = 293,224.01
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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.