Finding the Fourth Proportional to 527,320.36, 790,855.08 and 227,636.96
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Solution
The fourth proportional to 527,320.36, 790,855.08 and 227,636.96 is: 341,401.28
Step by Step Solution
- Step 1: Write the proportion equation
527,320.36 : 790,855.08 = 227,636.96 : x - Step 2: Convert to fraction form
527,320.36/790,855.08 = 227,636.96/x - Step 3: Cross multiply
527,320.36x = 790,855.08 × 227,636.96 - Step 4: Simplify right side
527,320.36x = 180,027,846,211.76 - Step 5: Solve for x
x = 180,027,846,211.76/527,320.36 - Step 6: Final answer
x = 341,401.28
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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.