Finding the Fourth Proportional to 559,015.44, 771,415.56 and 304,365.84
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Solution
The fourth proportional to 559,015.44, 771,415.56 and 304,365.84 is: 420,010.84
Step by Step Solution
- Step 1: Write the proportion equation
559,015.44 : 771,415.56 = 304,365.84 : x - Step 2: Convert to fraction form
559,015.44/771,415.56 = 304,365.84/x - Step 3: Cross multiply
559,015.44x = 771,415.56 × 304,365.84 - Step 4: Simplify right side
559,015.44x = 234,792,544,908.47 - Step 5: Solve for x
x = 234,792,544,908.47/559,015.44 - Step 6: Final answer
x = 420,010.84
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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.