Finding the Fourth Proportional to 293,873.70, 405,569.86 and 164,809.68
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Solution
The fourth proportional to 293,873.70, 405,569.86 and 164,809.68 is: 227,450.90
Step by Step Solution
- Step 1: Write the proportion equation
293,873.70 : 405,569.86 = 164,809.68 : x - Step 2: Convert to fraction form
293,873.70/405,569.86 = 164,809.68/x - Step 3: Cross multiply
293,873.70x = 405,569.86 × 164,809.68 - Step 4: Simplify right side
293,873.70x = 66,841,838,844.24 - Step 5: Solve for x
x = 66,841,838,844.24/293,873.70 - Step 6: Final answer
x = 227,450.90
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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.