Finding the Fourth Proportional to 272,425.58, 408,750.96 and 120,543.02
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Solution
The fourth proportional to 272,425.58, 408,750.96 and 120,543.02 is: 180,864.35
Step by Step Solution
- Step 1: Write the proportion equation
272,425.58 : 408,750.96 = 120,543.02 : x - Step 2: Convert to fraction form
272,425.58/408,750.96 = 120,543.02/x - Step 3: Cross multiply
272,425.58x = 408,750.96 × 120,543.02 - Step 4: Simplify right side
272,425.58x = 49,272,075,146.30 - Step 5: Solve for x
x = 49,272,075,146.30/272,425.58 - Step 6: Final answer
x = 180,864.35
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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.