Finding the Fourth Proportional to 366,453.99, 549,750.11 and 138,817.77
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Solution
The fourth proportional to 366,453.99, 549,750.11 and 138,817.77 is: 208,252.83
Step by Step Solution
- Step 1: Write the proportion equation
366,453.99 : 549,750.11 = 138,817.77 : x - Step 2: Convert to fraction form
366,453.99/549,750.11 = 138,817.77/x - Step 3: Cross multiply
366,453.99x = 549,750.11 × 138,817.77 - Step 4: Simplify right side
366,453.99x = 76,315,081,571.80 - Step 5: Solve for x
x = 76,315,081,571.80/366,453.99 - Step 6: Final answer
x = 208,252.83
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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.