Finding the Fourth Proportional to 416,233.64, 574,403.87 and 225,246.98
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Solution
The fourth proportional to 416,233.64, 574,403.87 and 225,246.98 is: 310,841.62
Step by Step Solution
- Step 1: Write the proportion equation
416,233.64 : 574,403.87 = 225,246.98 : x - Step 2: Convert to fraction form
416,233.64/574,403.87 = 225,246.98/x - Step 3: Cross multiply
416,233.64x = 574,403.87 × 225,246.98 - Step 4: Simplify right side
416,233.64x = 129,382,737,017.81 - Step 5: Solve for x
x = 129,382,737,017.81/416,233.64 - Step 6: Final answer
x = 310,841.62
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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.