Finding the Fourth Proportional to 988,364.75, 1,480,853.00 and 663,544.49
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Solution
The fourth proportional to 988,364.75, 1,480,853.00 and 663,544.49 is: 994,179.37
Step by Step Solution
- Step 1: Write the proportion equation
988,364.75 : 1,480,853.00 = 663,544.49 : x - Step 2: Convert to fraction form
988,364.75/1,480,853.00 = 663,544.49/x - Step 3: Cross multiply
988,364.75x = 1,480,853.00 × 663,544.49 - Step 4: Simplify right side
988,364.75x = 982,611,837,927.98 - Step 5: Solve for x
x = 982,611,837,927.98/988,364.75 - Step 6: Final answer
x = 994,179.37
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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.