Finding the Fourth Proportional to 698,505.36, 964,053.36 and 412,095.84
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Solution
The fourth proportional to 698,505.36, 964,053.36 and 412,095.84 is: 568,760.67
Step by Step Solution
- Step 1: Write the proportion equation
698,505.36 : 964,053.36 = 412,095.84 : x - Step 2: Convert to fraction form
698,505.36/964,053.36 = 412,095.84/x - Step 3: Cross multiply
698,505.36x = 964,053.36 × 412,095.84 - Step 4: Simplify right side
698,505.36x = 397,282,379,194.02 - Step 5: Solve for x
x = 397,282,379,194.02/698,505.36 - Step 6: Final answer
x = 568,760.67
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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.