Finding the Fourth Proportional to 325,091.99, 487,736.17 and 97,394.99
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Solution
The fourth proportional to 325,091.99, 487,736.17 and 97,394.99 is: 146,121.90
Step by Step Solution
- Step 1: Write the proportion equation
325,091.99 : 487,736.17 = 97,394.99 : x - Step 2: Convert to fraction form
325,091.99/487,736.17 = 97,394.99/x - Step 3: Cross multiply
325,091.99x = 487,736.17 × 97,394.99 - Step 4: Simplify right side
325,091.99x = 47,503,058,089.38 - Step 5: Solve for x
x = 47,503,058,089.38/325,091.99 - Step 6: Final answer
x = 146,121.90
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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.