Finding the Fourth Proportional to 372,633.18, 558,958.94 and 135,975.79
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Solution
The fourth proportional to 372,633.18, 558,958.94 and 135,975.79 is: 203,967.03
Step by Step Solution
- Step 1: Write the proportion equation
372,633.18 : 558,958.94 = 135,975.79 : x - Step 2: Convert to fraction form
372,633.18/558,958.94 = 135,975.79/x - Step 3: Cross multiply
372,633.18x = 558,958.94 × 135,975.79 - Step 4: Simplify right side
372,633.18x = 76,004,883,444.06 - Step 5: Solve for x
x = 76,004,883,444.06/372,633.18 - Step 6: Final answer
x = 203,967.03
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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.