Finding the Fourth Proportional to 407,114.06, 611,625.28 and 384,108.26
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Solution
The fourth proportional to 407,114.06, 611,625.28 and 384,108.26 is: 577,062.66
Step by Step Solution
- Step 1: Write the proportion equation
407,114.06 : 611,625.28 = 384,108.26 : x - Step 2: Convert to fraction form
407,114.06/611,625.28 = 384,108.26/x - Step 3: Cross multiply
407,114.06x = 611,625.28 × 384,108.26 - Step 4: Simplify right side
407,114.06x = 234,930,322,072.81 - Step 5: Solve for x
x = 234,930,322,072.81/407,114.06 - Step 6: Final answer
x = 577,062.66
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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.