Finding the Fourth Proportional to 325,990.47, 450,085.26 and 203,669.06
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Solution
The fourth proportional to 325,990.47, 450,085.26 and 203,669.06 is: 281,199.75
Step by Step Solution
- Step 1: Write the proportion equation
325,990.47 : 450,085.26 = 203,669.06 : x - Step 2: Convert to fraction form
325,990.47/450,085.26 = 203,669.06/x - Step 3: Cross multiply
325,990.47x = 450,085.26 × 203,669.06 - Step 4: Simplify right side
325,990.47x = 91,668,439,573.63 - Step 5: Solve for x
x = 91,668,439,573.63/325,990.47 - Step 6: Final answer
x = 281,199.75
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1.5x scale
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.