Finding the Fourth Proportional to 339,691.46, 468,780.03 and 186,736.08
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Solution
The fourth proportional to 339,691.46, 468,780.03 and 186,736.08 is: 257,698.99
Step by Step Solution
- Step 1: Write the proportion equation
339,691.46 : 468,780.03 = 186,736.08 : x - Step 2: Convert to fraction form
339,691.46/468,780.03 = 186,736.08/x - Step 3: Cross multiply
339,691.46x = 468,780.03 × 186,736.08 - Step 4: Simplify right side
339,691.46x = 87,538,145,184.48 - Step 5: Solve for x
x = 87,538,145,184.48/339,691.46 - Step 6: Final answer
x = 257,698.99
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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.