Finding the Fourth Proportional to 372,847.11, 558,836.84 and 213,035.00
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Solution
The fourth proportional to 372,847.11, 558,836.84 and 213,035.00 is: 319,304.61
Step by Step Solution
- Step 1: Write the proportion equation
372,847.11 : 558,836.84 = 213,035.00 : x - Step 2: Convert to fraction form
372,847.11/558,836.84 = 213,035.00/x - Step 3: Cross multiply
372,847.11x = 558,836.84 × 213,035.00 - Step 4: Simplify right side
372,847.11x = 119,051,802,350.04 - Step 5: Solve for x
x = 119,051,802,350.04/372,847.11 - Step 6: Final answer
x = 319,304.61
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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.