Finding the Fourth Proportional to 541,638.99, 747,452.61 and 299,916.36
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Solution
The fourth proportional to 541,638.99, 747,452.61 and 299,916.36 is: 413,879.48
Step by Step Solution
- Step 1: Write the proportion equation
541,638.99 : 747,452.61 = 299,916.36 : x - Step 2: Convert to fraction form
541,638.99/747,452.61 = 299,916.36/x - Step 3: Cross multiply
541,638.99x = 747,452.61 × 299,916.36 - Step 4: Simplify right side
541,638.99x = 224,173,266,063.70 - Step 5: Solve for x
x = 224,173,266,063.70/541,638.99 - Step 6: Final answer
x = 413,879.48
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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.