Finding the Fourth Proportional to 835,769.12, 1,153,369.68 and 453,799.04
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Solution
The fourth proportional to 835,769.12, 1,153,369.68 and 453,799.04 is: 626,247.18
Step by Step Solution
- Step 1: Write the proportion equation
835,769.12 : 1,153,369.68 = 453,799.04 : x - Step 2: Convert to fraction form
835,769.12/1,153,369.68 = 453,799.04/x - Step 3: Cross multiply
835,769.12x = 1,153,369.68 × 453,799.04 - Step 4: Simplify right side
835,769.12x = 523,398,053,549.11 - Step 5: Solve for x
x = 523,398,053,549.11/835,769.12 - Step 6: Final answer
x = 626,247.18
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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.