Finding the Fourth Proportional to 983,093.18, 1,474,636.84 and 442,716.80
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Solution
The fourth proportional to 983,093.18, 1,474,636.84 and 442,716.80 is: 664,073.88
Step by Step Solution
- Step 1: Write the proportion equation
983,093.18 : 1,474,636.84 = 442,716.80 : x - Step 2: Convert to fraction form
983,093.18/1,474,636.84 = 442,716.80/x - Step 3: Cross multiply
983,093.18x = 1,474,636.84 × 442,716.80 - Step 4: Simplify right side
983,093.18x = 652,846,502,966.91 - Step 5: Solve for x
x = 652,846,502,966.91/983,093.18 - Step 6: Final answer
x = 664,073.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.