Finding the Fourth Proportional to 609,259.20, 914,107.36 and 272,271.52
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Solution
The fourth proportional to 609,259.20, 914,107.36 and 272,271.52 is: 408,504.95
Step by Step Solution
- Step 1: Write the proportion equation
609,259.20 : 914,107.36 = 272,271.52 : x - Step 2: Convert to fraction form
609,259.20/914,107.36 = 272,271.52/x - Step 3: Cross multiply
609,259.20x = 914,107.36 × 272,271.52 - Step 4: Simplify right side
609,259.20x = 248,885,400,350.39 - Step 5: Solve for x
x = 248,885,400,350.39/609,259.20 - Step 6: Final answer
x = 408,504.95
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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.