Finding the Fourth Proportional to 557,984.16, 836,850.47 and 158,616.09
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Solution
The fourth proportional to 557,984.16, 836,850.47 and 158,616.09 is: 237,888.38
Step by Step Solution
- Step 1: Write the proportion equation
557,984.16 : 836,850.47 = 158,616.09 : x - Step 2: Convert to fraction form
557,984.16/836,850.47 = 158,616.09/x - Step 3: Cross multiply
557,984.16x = 836,850.47 × 158,616.09 - Step 4: Simplify right side
557,984.16x = 132,737,948,672.98 - Step 5: Solve for x
x = 132,737,948,672.98/557,984.16 - Step 6: Final answer
x = 237,888.38
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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.