Finding the Fourth Proportional to 314,815.68, 434,461.05 and 177,037.97
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Solution
The fourth proportional to 314,815.68, 434,461.05 and 177,037.97 is: 244,321.07
Step by Step Solution
- Step 1: Write the proportion equation
314,815.68 : 434,461.05 = 177,037.97 : x - Step 2: Convert to fraction form
314,815.68/434,461.05 = 177,037.97/x - Step 3: Cross multiply
314,815.68x = 434,461.05 × 177,037.97 - Step 4: Simplify right side
314,815.68x = 76,916,102,336.07 - Step 5: Solve for x
x = 76,916,102,336.07/314,815.68 - Step 6: Final answer
x = 244,321.07
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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.