Finding the Fourth Proportional to 541,392.23, 811,759.50 and 271,206.15
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Solution
The fourth proportional to 541,392.23, 811,759.50 and 271,206.15 is: 406,644.49
Step by Step Solution
- Step 1: Write the proportion equation
541,392.23 : 811,759.50 = 271,206.15 : x - Step 2: Convert to fraction form
541,392.23/811,759.50 = 271,206.15/x - Step 3: Cross multiply
541,392.23x = 811,759.50 × 271,206.15 - Step 4: Simplify right side
541,392.23x = 220,154,167,197.13 - Step 5: Solve for x
x = 220,154,167,197.13/541,392.23 - Step 6: Final answer
x = 406,644.49
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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.