Finding the Fourth Proportional to 541,403.11, 811,824.61 and 237,672.96
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Solution
The fourth proportional to 541,403.11, 811,824.61 and 237,672.96 is: 356,386.50
Step by Step Solution
- Step 1: Write the proportion equation
541,403.11 : 811,824.61 = 237,672.96 : x - Step 2: Convert to fraction form
541,403.11/811,824.61 = 237,672.96/x - Step 3: Cross multiply
541,403.11x = 811,824.61 × 237,672.96 - Step 4: Simplify right side
541,403.11x = 192,948,758,059.55 - Step 5: Solve for x
x = 192,948,758,059.55/541,403.11 - Step 6: Final answer
x = 356,386.50
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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.