Finding the Fourth Proportional to 398,066.88, 595,697.94 and 248,377.68
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Solution
The fourth proportional to 398,066.88, 595,697.94 and 248,377.68 is: 371,691.49
Step by Step Solution
- Step 1: Write the proportion equation
398,066.88 : 595,697.94 = 248,377.68 : x - Step 2: Convert to fraction form
398,066.88/595,697.94 = 248,377.68/x - Step 3: Cross multiply
398,066.88x = 595,697.94 × 248,377.68 - Step 4: Simplify right side
398,066.88x = 147,958,072,317.98 - Step 5: Solve for x
x = 147,958,072,317.98/398,066.88 - Step 6: Final answer
x = 371,691.49
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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.