Finding the Fourth Proportional to 339,828.84, 468,993.66 and 186,893.96
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Solution
The fourth proportional to 339,828.84, 468,993.66 and 186,893.96 is: 257,930.09
Step by Step Solution
- Step 1: Write the proportion equation
339,828.84 : 468,993.66 = 186,893.96 : x - Step 2: Convert to fraction form
339,828.84/468,993.66 = 186,893.96/x - Step 3: Cross multiply
339,828.84x = 468,993.66 × 186,893.96 - Step 4: Simplify right side
339,828.84x = 87,652,082,332.29 - Step 5: Solve for x
x = 87,652,082,332.29/339,828.84 - Step 6: Final answer
x = 257,930.09
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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.