Finding the Fourth Proportional to 272,504.10, 408,829.05 and 193,772.10
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Solution
The fourth proportional to 272,504.10, 408,829.05 and 193,772.10 is: 290,709.99
Step by Step Solution
- Step 1: Write the proportion equation
272,504.10 : 408,829.05 = 193,772.10 : x - Step 2: Convert to fraction form
272,504.10/408,829.05 = 193,772.10/x - Step 3: Cross multiply
272,504.10x = 408,829.05 × 193,772.10 - Step 4: Simplify right side
272,504.10x = 79,219,663,559.51 - Step 5: Solve for x
x = 79,219,663,559.51/272,504.10 - Step 6: Final answer
x = 290,709.99
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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.