Finding the Fourth Proportional to 416,104.83, 574,218.99 and 232,346.23
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Solution
The fourth proportional to 416,104.83, 574,218.99 and 232,346.23 is: 320,634.64
Step by Step Solution
- Step 1: Write the proportion equation
416,104.83 : 574,218.99 = 232,346.23 : x - Step 2: Convert to fraction form
416,104.83/574,218.99 = 232,346.23/x - Step 3: Cross multiply
416,104.83x = 574,218.99 × 232,346.23 - Step 4: Simplify right side
416,104.83x = 133,417,621,103.05 - Step 5: Solve for x
x = 133,417,621,103.05/416,104.83 - Step 6: Final answer
x = 320,634.64
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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.