Finding the Fourth Proportional to 834,528.40, 1,151,564.52 and 512,252.08
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Solution
The fourth proportional to 834,528.40, 1,151,564.52 and 512,252.08 is: 706,855.90
Step by Step Solution
- Step 1: Write the proportion equation
834,528.40 : 1,151,564.52 = 512,252.08 : x - Step 2: Convert to fraction form
834,528.40/1,151,564.52 = 512,252.08/x - Step 3: Cross multiply
834,528.40x = 1,151,564.52 × 512,252.08 - Step 4: Simplify right side
834,528.40x = 589,891,320,624.20 - Step 5: Solve for x
x = 589,891,320,624.20/834,528.40 - Step 6: Final answer
x = 706,855.90
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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.