Finding the Fourth Proportional to 372,441.75, 558,772.79 and 214,783.35
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Solution
The fourth proportional to 372,441.75, 558,772.79 and 214,783.35 is: 322,238.55
Step by Step Solution
- Step 1: Write the proportion equation
372,441.75 : 558,772.79 = 214,783.35 : x - Step 2: Convert to fraction form
372,441.75/558,772.79 = 214,783.35/x - Step 3: Cross multiply
372,441.75x = 558,772.79 × 214,783.35 - Step 4: Simplify right side
372,441.75x = 120,015,090,651.13 - Step 5: Solve for x
x = 120,015,090,651.13/372,441.75 - Step 6: Final answer
x = 322,238.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.