Finding the Fourth Proportional to 831,566.40, 1,247,349.60 and 532,630.84
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Solution
The fourth proportional to 831,566.40, 1,247,349.60 and 532,630.84 is: 798,946.26
Step by Step Solution
- Step 1: Write the proportion equation
831,566.40 : 1,247,349.60 = 532,630.84 : x - Step 2: Convert to fraction form
831,566.40/1,247,349.60 = 532,630.84/x - Step 3: Cross multiply
831,566.40x = 1,247,349.60 × 532,630.84 - Step 4: Simplify right side
831,566.40x = 664,376,862,103.29 - Step 5: Solve for x
x = 664,376,862,103.29/831,566.40 - Step 6: Final answer
x = 798,946.26
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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.