Finding the Fourth Proportional to 835,496.32, 1,252,855.68 and 302,995.84
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Solution
The fourth proportional to 835,496.32, 1,252,855.68 and 302,995.84 is: 454,352.76
Step by Step Solution
- Step 1: Write the proportion equation
835,496.32 : 1,252,855.68 = 302,995.84 : x - Step 2: Convert to fraction form
835,496.32/1,252,855.68 = 302,995.84/x - Step 3: Cross multiply
835,496.32x = 1,252,855.68 × 302,995.84 - Step 4: Simplify right side
835,496.32x = 379,610,059,160.37 - Step 5: Solve for x
x = 379,610,059,160.37/835,496.32 - Step 6: Final answer
x = 454,352.76
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.