Finding the Fourth Proportional to 948,808, 1,310,152.84 and 677,707.48
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Solution
The fourth proportional to 948,808, 1,310,152.84 and 677,707.48 is: 935,806.17
Step by Step Solution
- Step 1: Write the proportion equation
948,808 : 1,310,152.84 = 677,707.48 : x - Step 2: Convert to fraction form
948,808/1,310,152.84 = 677,707.48/x - Step 3: Cross multiply
948,808x = 1,310,152.84 × 677,707.48 - Step 4: Simplify right side
948,808x = 887,900,379,611.24 - Step 5: Solve for x
x = 887,900,379,611.24/948,808 - Step 6: Final answer
x = 935,806.17
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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.