Finding the Fourth Proportional to 334,603.80, 461,550.34 and 198,548.08
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Solution
The fourth proportional to 334,603.80, 461,550.34 and 198,548.08 is: 273,875.95
Step by Step Solution
- Step 1: Write the proportion equation
334,603.80 : 461,550.34 = 198,548.08 : x - Step 2: Convert to fraction form
334,603.80/461,550.34 = 198,548.08/x - Step 3: Cross multiply
334,603.80x = 461,550.34 × 198,548.08 - Step 4: Simplify right side
334,603.80x = 91,639,933,830.35 - Step 5: Solve for x
x = 91,639,933,830.35/334,603.80 - Step 6: Final answer
x = 273,875.95
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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.