Finding the Fourth Proportional to 352,260.98, 486,121.02 and 191,115.98
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Solution
The fourth proportional to 352,260.98, 486,121.02 and 191,115.98 is: 263,740.52
Step by Step Solution
- Step 1: Write the proportion equation
352,260.98 : 486,121.02 = 191,115.98 : x - Step 2: Convert to fraction form
352,260.98/486,121.02 = 191,115.98/x - Step 3: Cross multiply
352,260.98x = 486,121.02 × 191,115.98 - Step 4: Simplify right side
352,260.98x = 92,905,495,135.90 - Step 5: Solve for x
x = 92,905,495,135.90/352,260.98 - Step 6: Final answer
x = 263,740.52
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1.5x scale
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.