Finding the Fourth Proportional to 235,012.99, 324,004.74 and 186,775.99
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Solution
The fourth proportional to 235,012.99, 324,004.74 and 186,775.99 is: 257,501.96
Step by Step Solution
- Step 1: Write the proportion equation
235,012.99 : 324,004.74 = 186,775.99 : x - Step 2: Convert to fraction form
235,012.99/324,004.74 = 186,775.99/x - Step 3: Cross multiply
235,012.99x = 324,004.74 × 186,775.99 - Step 4: Simplify right side
235,012.99x = 60,516,306,078.19 - Step 5: Solve for x
x = 60,516,306,078.19/235,012.99 - Step 6: Final answer
x = 257,501.96
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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.