Finding the Fourth Proportional to 273,886.80, 411,252.60 and 149,470.80
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Solution
The fourth proportional to 273,886.80, 411,252.60 and 149,470.80 is: 224,436.72
Step by Step Solution
- Step 1: Write the proportion equation
273,886.80 : 411,252.60 = 149,470.80 : x - Step 2: Convert to fraction form
273,886.80/411,252.60 = 149,470.80/x - Step 3: Cross multiply
273,886.80x = 411,252.60 × 149,470.80 - Step 4: Simplify right side
273,886.80x = 61,470,255,124.08 - Step 5: Solve for x
x = 61,470,255,124.08/273,886.80 - Step 6: Final answer
x = 224,436.72
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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.