Finding the Fourth Proportional to 235,282.87, 324,690.12 and 127,852.65
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Solution
The fourth proportional to 235,282.87, 324,690.12 and 127,852.65 is: 176,436.52
Step by Step Solution
- Step 1: Write the proportion equation
235,282.87 : 324,690.12 = 127,852.65 : x - Step 2: Convert to fraction form
235,282.87/324,690.12 = 127,852.65/x - Step 3: Cross multiply
235,282.87x = 324,690.12 × 127,852.65 - Step 4: Simplify right side
235,282.87x = 41,512,490,979.65 - Step 5: Solve for x
x = 41,512,490,979.65/235,282.87 - Step 6: Final answer
x = 176,436.52
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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.