Finding the Fourth Proportional to 302,473.48, 417,414.86 and 166,521.08
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Solution
The fourth proportional to 302,473.48, 417,414.86 and 166,521.08 is: 229,799.89
Step by Step Solution
- Step 1: Write the proportion equation
302,473.48 : 417,414.86 = 166,521.08 : x - Step 2: Convert to fraction form
302,473.48/417,414.86 = 166,521.08/x - Step 3: Cross multiply
302,473.48x = 417,414.86 × 166,521.08 - Step 4: Simplify right side
302,473.48x = 69,508,373,295.25 - Step 5: Solve for x
x = 69,508,373,295.25/302,473.48 - Step 6: Final answer
x = 229,799.89
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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.