Finding the Fourth Proportional to 795,319.44, 1,192,979.16 and 289,918.32
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Solution
The fourth proportional to 795,319.44, 1,192,979.16 and 289,918.32 is: 434,877.48
Step by Step Solution
- Step 1: Write the proportion equation
795,319.44 : 1,192,979.16 = 289,918.32 : x - Step 2: Convert to fraction form
795,319.44/1,192,979.16 = 289,918.32/x - Step 3: Cross multiply
795,319.44x = 1,192,979.16 × 289,918.32 - Step 4: Simplify right side
795,319.44x = 345,866,513,862.21 - Step 5: Solve for x
x = 345,866,513,862.21/795,319.44 - Step 6: Final answer
x = 434,877.48
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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.