Finding the Fourth Proportional to 616,252.60, 863,997.80 and 616,252.60
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Solution
The fourth proportional to 616,252.60, 863,997.80 and 616,252.60 is: 863,997.80
Step by Step Solution
- Step 1: Write the proportion equation
616,252.60 : 863,997.80 = 616,252.60 : x - Step 2: Convert to fraction form
616,252.60/863,997.80 = 616,252.60/x - Step 3: Cross multiply
616,252.60x = 863,997.80 × 616,252.60 - Step 4: Simplify right side
616,252.60x = 532,440,890,644.28 - Step 5: Solve for x
x = 532,440,890,644.28/616,252.60 - Step 6: Final answer
x = 863,997.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.