Finding the Fourth Proportional to 282,379.82, 423,569.88 and 177,272.60
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Solution
The fourth proportional to 282,379.82, 423,569.88 and 177,272.60 is: 265,908.99
Step by Step Solution
- Step 1: Write the proportion equation
282,379.82 : 423,569.88 = 177,272.60 : x - Step 2: Convert to fraction form
282,379.82/423,569.88 = 177,272.60/x - Step 3: Cross multiply
282,379.82x = 423,569.88 × 177,272.60 - Step 4: Simplify right side
282,379.82x = 75,087,333,909.29 - Step 5: Solve for x
x = 75,087,333,909.29/282,379.82 - Step 6: Final answer
x = 265,908.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.