Finding the Fourth Proportional to 299,594.97, 413,431.70 and 163,626.75
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Solution
The fourth proportional to 299,594.97, 413,431.70 and 163,626.75 is: 225,799.80
Step by Step Solution
- Step 1: Write the proportion equation
299,594.97 : 413,431.70 = 163,626.75 : x - Step 2: Convert to fraction form
299,594.97/413,431.70 = 163,626.75/x - Step 3: Cross multiply
299,594.97x = 413,431.70 × 163,626.75 - Step 4: Simplify right side
299,594.97x = 67,648,484,599.84 - Step 5: Solve for x
x = 67,648,484,599.84/299,594.97 - Step 6: Final answer
x = 225,799.80
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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.