Finding the Fourth Proportional to 541,855.98, 748,122.89 and 337,988.70
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Solution
The fourth proportional to 541,855.98, 748,122.89 and 337,988.70 is: 466,649.98
Step by Step Solution
- Step 1: Write the proportion equation
541,855.98 : 748,122.89 = 337,988.70 : x - Step 2: Convert to fraction form
541,855.98/748,122.89 = 337,988.70/x - Step 3: Cross multiply
541,855.98x = 748,122.89 × 337,988.70 - Step 4: Simplify right side
541,855.98x = 252,857,081,341.40 - Step 5: Solve for x
x = 252,857,081,341.40/541,855.98 - Step 6: Final answer
x = 466,649.98
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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.