Finding the Fourth Proportional to 452,480.46, 624,428.16 and 248,536.14
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Solution
The fourth proportional to 452,480.46, 624,428.16 and 248,536.14 is: 342,982.69
Step by Step Solution
- Step 1: Write the proportion equation
452,480.46 : 624,428.16 = 248,536.14 : x - Step 2: Convert to fraction form
452,480.46/624,428.16 = 248,536.14/x - Step 3: Cross multiply
452,480.46x = 624,428.16 × 248,536.14 - Step 4: Simplify right side
452,480.46x = 155,192,964,593.70 - Step 5: Solve for x
x = 155,192,964,593.70/452,480.46 - Step 6: Final answer
x = 342,982.69
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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.