Finding the Fourth Proportional to 413,310.60, 619,382.70 and 202,483.80
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Solution
The fourth proportional to 413,310.60, 619,382.70 and 202,483.80 is: 303,439.99
Step by Step Solution
- Step 1: Write the proportion equation
413,310.60 : 619,382.70 = 202,483.80 : x - Step 2: Convert to fraction form
413,310.60/619,382.70 = 202,483.80/x - Step 3: Cross multiply
413,310.60x = 619,382.70 × 202,483.80 - Step 4: Simplify right side
413,310.60x = 125,414,962,750.26 - Step 5: Solve for x
x = 125,414,962,750.26/413,310.60 - Step 6: Final answer
x = 303,439.99
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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.