Finding the Fourth Proportional to 622,694.75, 934,042.13 and 201,970.63
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Solution
The fourth proportional to 622,694.75, 934,042.13 and 201,970.63 is: 302,955.94
Step by Step Solution
- Step 1: Write the proportion equation
622,694.75 : 934,042.13 = 201,970.63 : x - Step 2: Convert to fraction form
622,694.75/934,042.13 = 201,970.63/x - Step 3: Cross multiply
622,694.75x = 934,042.13 × 201,970.63 - Step 4: Simplify right side
622,694.75x = 188,649,071,762.58 - Step 5: Solve for x
x = 188,649,071,762.58/622,694.75 - Step 6: Final answer
x = 302,955.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.