Finding the Fourth Proportional to 303,463.68, 418,798.08 and 169,336.32
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Solution
The fourth proportional to 303,463.68, 418,798.08 and 169,336.32 is: 233,694.28
Step by Step Solution
- Step 1: Write the proportion equation
303,463.68 : 418,798.08 = 169,336.32 : x - Step 2: Convert to fraction form
303,463.68/418,798.08 = 169,336.32/x - Step 3: Cross multiply
303,463.68x = 418,798.08 × 169,336.32 - Step 4: Simplify right side
303,463.68x = 70,917,725,690.27 - Step 5: Solve for x
x = 70,917,725,690.27/303,463.68 - Step 6: Final answer
x = 233,694.28
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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.