Finding the Fourth Proportional to 541,378.56, 747,103.84 and 299,677.80
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Solution
The fourth proportional to 541,378.56, 747,103.84 and 299,677.80 is: 413,556.15
Step by Step Solution
- Step 1: Write the proportion equation
541,378.56 : 747,103.84 = 299,677.80 : x - Step 2: Convert to fraction form
541,378.56/747,103.84 = 299,677.80/x - Step 3: Cross multiply
541,378.56x = 747,103.84 × 299,677.80 - Step 4: Simplify right side
541,378.56x = 223,890,435,142.75 - Step 5: Solve for x
x = 223,890,435,142.75/541,378.56 - Step 6: Final answer
x = 413,556.15
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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.