Finding the Fourth Proportional to 557,808.68, 836,768.38 and 178,634.18
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Solution
The fourth proportional to 557,808.68, 836,768.38 and 178,634.18 is: 267,969.00
Step by Step Solution
- Step 1: Write the proportion equation
557,808.68 : 836,768.38 = 178,634.18 : x - Step 2: Convert to fraction form
557,808.68/836,768.38 = 178,634.18/x - Step 3: Cross multiply
557,808.68x = 836,768.38 × 178,634.18 - Step 4: Simplify right side
557,808.68x = 149,475,433,411.23 - Step 5: Solve for x
x = 149,475,433,411.23/557,808.68 - Step 6: Final answer
x = 267,969.00
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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.