Finding the Fourth Proportional to 225,010.88, 310,313.67 and 186,709.49
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Solution
The fourth proportional to 225,010.88, 310,313.67 and 186,709.49 is: 257,492.02
Step by Step Solution
- Step 1: Write the proportion equation
225,010.88 : 310,313.67 = 186,709.49 : x - Step 2: Convert to fraction form
225,010.88/310,313.67 = 186,709.49/x - Step 3: Cross multiply
225,010.88x = 310,313.67 × 186,709.49 - Step 4: Simplify right side
225,010.88x = 57,938,507,065.73 - Step 5: Solve for x
x = 57,938,507,065.73/225,010.88 - Step 6: Final answer
x = 257,492.02
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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.