Finding the Fourth Proportional to 835,744.48, 1,153,328.88 and 453,770.08
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Solution
The fourth proportional to 835,744.48, 1,153,328.88 and 453,770.08 is: 626,203.52
Step by Step Solution
- Step 1: Write the proportion equation
835,744.48 : 1,153,328.88 = 453,770.08 : x - Step 2: Convert to fraction form
835,744.48/1,153,328.88 = 453,770.08/x - Step 3: Cross multiply
835,744.48x = 1,153,328.88 × 453,770.08 - Step 4: Simplify right side
835,744.48x = 523,346,138,143.91 - Step 5: Solve for x
x = 523,346,138,143.91/835,744.48 - Step 6: Final answer
x = 626,203.52
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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.