Finding the Fourth Proportional to 416,135.12, 574,224.84 and 234,830.80
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Solution
The fourth proportional to 416,135.12, 574,224.84 and 234,830.80 is: 324,043.01
Step by Step Solution
- Step 1: Write the proportion equation
416,135.12 : 574,224.84 = 234,830.80 : x - Step 2: Convert to fraction form
416,135.12/574,224.84 = 234,830.80/x - Step 3: Cross multiply
416,135.12x = 574,224.84 × 234,830.80 - Step 4: Simplify right side
416,135.12x = 134,845,678,557.07 - Step 5: Solve for x
x = 134,845,678,557.07/416,135.12 - Step 6: Final answer
x = 324,043.01
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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.