Finding the Fourth Proportional to 486,175.04, 670,958.73 and 268,425.70
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Solution
The fourth proportional to 486,175.04, 670,958.73 and 268,425.70 is: 370,447.99
Step by Step Solution
- Step 1: Write the proportion equation
486,175.04 : 670,958.73 = 268,425.70 : x - Step 2: Convert to fraction form
486,175.04/670,958.73 = 268,425.70/x - Step 3: Cross multiply
486,175.04x = 670,958.73 × 268,425.70 - Step 4: Simplify right side
486,175.04x = 180,102,564,716.49 - Step 5: Solve for x
x = 180,102,564,716.49/486,175.04 - Step 6: Final answer
x = 370,447.99
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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.