Finding the Fourth Proportional to 277,903.87, 383,639.58 and 186,181.09
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Solution
The fourth proportional to 277,903.87, 383,639.58 and 186,181.09 is: 257,018.50
Step by Step Solution
- Step 1: Write the proportion equation
277,903.87 : 383,639.58 = 186,181.09 : x - Step 2: Convert to fraction form
277,903.87/383,639.58 = 186,181.09/x - Step 3: Cross multiply
277,903.87x = 383,639.58 × 186,181.09 - Step 4: Simplify right side
277,903.87x = 71,426,435,171.54 - Step 5: Solve for x
x = 71,426,435,171.54/277,903.87 - Step 6: Final answer
x = 257,018.50
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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.