Finding the Fourth Proportional to 966,644.46, 1,449,168.36 and 426,516.18
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Solution
The fourth proportional to 966,644.46, 1,449,168.36 and 426,516.18 is: 639,422.02
Step by Step Solution
- Step 1: Write the proportion equation
966,644.46 : 1,449,168.36 = 426,516.18 : x - Step 2: Convert to fraction form
966,644.46/1,449,168.36 = 426,516.18/x - Step 3: Cross multiply
966,644.46x = 1,449,168.36 × 426,516.18 - Step 4: Simplify right side
966,644.46x = 618,093,753,084.07 - Step 5: Solve for x
x = 618,093,753,084.07/966,644.46 - Step 6: Final answer
x = 639,422.02
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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.