Finding the Fourth Proportional to 700,842.94, 967,163.16 and 378,552.96
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Solution
The fourth proportional to 700,842.94, 967,163.16 and 378,552.96 is: 522,403.02
Step by Step Solution
- Step 1: Write the proportion equation
700,842.94 : 967,163.16 = 378,552.96 : x - Step 2: Convert to fraction form
700,842.94/967,163.16 = 378,552.96/x - Step 3: Cross multiply
700,842.94x = 967,163.16 × 378,552.96 - Step 4: Simplify right side
700,842.94x = 366,122,473,295.63 - Step 5: Solve for x
x = 366,122,473,295.63/700,842.94 - Step 6: Final answer
x = 522,403.02
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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.