Finding the Fourth Proportional to 417,657.36, 576,366.92 and 236,366.00
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Solution
The fourth proportional to 417,657.36, 576,366.92 and 236,366.00 is: 326,184.94
Step by Step Solution
- Step 1: Write the proportion equation
417,657.36 : 576,366.92 = 236,366.00 : x - Step 2: Convert to fraction form
417,657.36/576,366.92 = 236,366.00/x - Step 3: Cross multiply
417,657.36x = 576,366.92 × 236,366.00 - Step 4: Simplify right side
417,657.36x = 136,233,540,530.89 - Step 5: Solve for x
x = 136,233,540,530.89/417,657.36 - Step 6: Final answer
x = 326,184.94
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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.