Finding the Fourth Proportional to 302,202.09, 417,045.92 and 166,243.59
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Solution
The fourth proportional to 302,202.09, 417,045.92 and 166,243.59 is: 229,420.02
Step by Step Solution
- Step 1: Write the proportion equation
302,202.09 : 417,045.92 = 166,243.59 : x - Step 2: Convert to fraction form
302,202.09/417,045.92 = 166,243.59/x - Step 3: Cross multiply
302,202.09x = 417,045.92 × 166,243.59 - Step 4: Simplify right side
302,202.09x = 69,331,210,104.43 - Step 5: Solve for x
x = 69,331,210,104.43/302,202.09 - Step 6: Final answer
x = 229,420.02
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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.