Finding the Fourth Proportional to 557,512.49, 836,234.76 and 197,701.07
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Solution
The fourth proportional to 557,512.49, 836,234.76 and 197,701.07 is: 296,539.56
Step by Step Solution
- Step 1: Write the proportion equation
557,512.49 : 836,234.76 = 197,701.07 : x - Step 2: Convert to fraction form
557,512.49/836,234.76 = 197,701.07/x - Step 3: Cross multiply
557,512.49x = 836,234.76 × 197,701.07 - Step 4: Simplify right side
557,512.49x = 165,324,506,823.19 - Step 5: Solve for x
x = 165,324,506,823.19/557,512.49 - Step 6: Final answer
x = 296,539.56
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1.5x scale
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.