Finding the Fourth Proportional to 270,604.18, 406,001.04 and 83,615.68
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Solution
The fourth proportional to 270,604.18, 406,001.04 and 83,615.68 is: 125,452.80
Step by Step Solution
- Step 1: Write the proportion equation
270,604.18 : 406,001.04 = 83,615.68 : x - Step 2: Convert to fraction form
270,604.18/406,001.04 = 83,615.68/x - Step 3: Cross multiply
270,604.18x = 406,001.04 × 83,615.68 - Step 4: Simplify right side
270,604.18x = 33,948,053,040.31 - Step 5: Solve for x
x = 33,948,053,040.31/270,604.18 - Step 6: Final answer
x = 125,452.80
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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.