Finding the Fourth Proportional to 272,029.30, 408,043.95 and 266,197.30
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Solution
The fourth proportional to 272,029.30, 408,043.95 and 266,197.30 is: 399,295.95
Step by Step Solution
- Step 1: Write the proportion equation
272,029.30 : 408,043.95 = 266,197.30 : x - Step 2: Convert to fraction form
272,029.30/408,043.95 = 266,197.30/x - Step 3: Cross multiply
272,029.30x = 408,043.95 × 266,197.30 - Step 4: Simplify right side
272,029.30x = 108,620,197,771.34 - Step 5: Solve for x
x = 108,620,197,771.34/272,029.30 - Step 6: Final answer
x = 399,295.95
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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.