Finding the Fourth Proportional to 462,703.35, 694,187.88 and 192,778.95
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Solution
The fourth proportional to 462,703.35, 694,187.88 and 192,778.95 is: 289,223.78
Step by Step Solution
- Step 1: Write the proportion equation
462,703.35 : 694,187.88 = 192,778.95 : x - Step 2: Convert to fraction form
462,703.35/694,187.88 = 192,778.95/x - Step 3: Cross multiply
462,703.35x = 694,187.88 × 192,778.95 - Step 4: Simplify right side
462,703.35x = 133,824,810,609.13 - Step 5: Solve for x
x = 133,824,810,609.13/462,703.35 - Step 6: Final answer
x = 289,223.78
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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.