Finding the Fourth Proportional to 364,101.67, 545,799.81 and 139,288.99
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Solution
The fourth proportional to 364,101.67, 545,799.81 and 139,288.99 is: 208,798.56
Step by Step Solution
- Step 1: Write the proportion equation
364,101.67 : 545,799.81 = 139,288.99 : x - Step 2: Convert to fraction form
364,101.67/545,799.81 = 139,288.99/x - Step 3: Cross multiply
364,101.67x = 545,799.81 × 139,288.99 - Step 4: Simplify right side
364,101.67x = 76,023,904,277.09 - Step 5: Solve for x
x = 76,023,904,277.09/364,101.67 - Step 6: Final answer
x = 208,798.56
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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.