Finding the Fourth Proportional to 410,482.26, 566,153.80 and 353,217.55
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Solution
The fourth proportional to 410,482.26, 566,153.80 and 353,217.55 is: 487,171.98
Step by Step Solution
- Step 1: Write the proportion equation
410,482.26 : 566,153.80 = 353,217.55 : x - Step 2: Convert to fraction form
410,482.26/566,153.80 = 353,217.55/x - Step 3: Cross multiply
410,482.26x = 566,153.80 × 353,217.55 - Step 4: Simplify right side
410,482.26x = 199,975,455,877.78 - Step 5: Solve for x
x = 199,975,455,877.78/410,482.26 - Step 6: Final answer
x = 487,171.98
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.