Finding the Fourth Proportional to 277,583.70, 415,719.45 and 188,354.10
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Solution
The fourth proportional to 277,583.70, 415,719.45 and 188,354.10 is: 282,085.95
Step by Step Solution
- Step 1: Write the proportion equation
277,583.70 : 415,719.45 = 188,354.10 : x - Step 2: Convert to fraction form
277,583.70/415,719.45 = 188,354.10/x - Step 3: Cross multiply
277,583.70x = 415,719.45 × 188,354.10 - Step 4: Simplify right side
277,583.70x = 78,302,462,857.25 - Step 5: Solve for x
x = 78,302,462,857.25/277,583.70 - Step 6: Final answer
x = 282,085.95
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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.