Finding the Fourth Proportional to 272,148.36, 408,230.70 and 225,130.56
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Solution
The fourth proportional to 272,148.36, 408,230.70 and 225,130.56 is: 337,702.59
Step by Step Solution
- Step 1: Write the proportion equation
272,148.36 : 408,230.70 = 225,130.56 : x - Step 2: Convert to fraction form
272,148.36/408,230.70 = 225,130.56/x - Step 3: Cross multiply
272,148.36x = 408,230.70 × 225,130.56 - Step 4: Simplify right side
272,148.36x = 91,905,206,100.19 - Step 5: Solve for x
x = 91,905,206,100.19/272,148.36 - Step 6: Final answer
x = 337,702.59
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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.