Finding the Fourth Proportional to 622,696.76, 934,045.12 and 201,972.62
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Solution
The fourth proportional to 622,696.76, 934,045.12 and 201,972.62 is: 302,958.92
Step by Step Solution
- Step 1: Write the proportion equation
622,696.76 : 934,045.12 = 201,972.62 : x - Step 2: Convert to fraction form
622,696.76/934,045.12 = 201,972.62/x - Step 3: Cross multiply
622,696.76x = 934,045.12 × 201,972.62 - Step 4: Simplify right side
622,696.76x = 188,651,540,084.61 - Step 5: Solve for x
x = 188,651,540,084.61/622,696.76 - Step 6: Final answer
x = 302,958.92
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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.