Finding the Fourth Proportional to 417,970.45, 576,891.08 and 274,743.82
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Solution
The fourth proportional to 417,970.45, 576,891.08 and 274,743.82 is: 379,206.85
Step by Step Solution
- Step 1: Write the proportion equation
417,970.45 : 576,891.08 = 274,743.82 : x - Step 2: Convert to fraction form
417,970.45/576,891.08 = 274,743.82/x - Step 3: Cross multiply
417,970.45x = 576,891.08 × 274,743.82 - Step 4: Simplify right side
417,970.45x = 158,497,259,043.13 - Step 5: Solve for x
x = 158,497,259,043.13/417,970.45 - Step 6: Final answer
x = 379,206.85
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.