Finding the Fourth Proportional to 591,743.88, 886,979.16 and 254,943.18
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Solution
The fourth proportional to 591,743.88, 886,979.16 and 254,943.18 is: 382,140.48
Step by Step Solution
- Step 1: Write the proportion equation
591,743.88 : 886,979.16 = 254,943.18 : x - Step 2: Convert to fraction form
591,743.88/886,979.16 = 254,943.18/x - Step 3: Cross multiply
591,743.88x = 886,979.16 × 254,943.18 - Step 4: Simplify right side
591,743.88x = 226,129,287,644.13 - Step 5: Solve for x
x = 226,129,287,644.13/591,743.88 - Step 6: Final answer
x = 382,140.48
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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.