Finding the Fourth Proportional to 541,332.80, 810,832.80 and 448,020.80
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Solution
The fourth proportional to 541,332.80, 810,832.80 and 448,020.80 is: 671,065.86
Step by Step Solution
- Step 1: Write the proportion equation
541,332.80 : 810,832.80 = 448,020.80 : x - Step 2: Convert to fraction form
541,332.80/810,832.80 = 448,020.80/x - Step 3: Cross multiply
541,332.80x = 810,832.80 × 448,020.80 - Step 4: Simplify right side
541,332.80x = 363,269,959,722.24 - Step 5: Solve for x
x = 363,269,959,722.24/541,332.80 - Step 6: Final answer
x = 671,065.86
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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.