Finding the Fourth Proportional to 299,733.20, 448,277.16 and 266,685.20
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Solution
The fourth proportional to 299,733.20, 448,277.16 and 266,685.20 is: 398,850.99
Step by Step Solution
- Step 1: Write the proportion equation
299,733.20 : 448,277.16 = 266,685.20 : x - Step 2: Convert to fraction form
299,733.20/448,277.16 = 266,685.20/x - Step 3: Cross multiply
299,733.20x = 448,277.16 × 266,685.20 - Step 4: Simplify right side
299,733.20x = 119,548,884,070.03 - Step 5: Solve for x
x = 119,548,884,070.03/299,733.20 - Step 6: Final answer
x = 398,850.99
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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.