Finding the Fourth Proportional to 354,423.72, 531,197.82 and 304,150.44
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Solution
The fourth proportional to 354,423.72, 531,197.82 and 304,150.44 is: 455,849.99
Step by Step Solution
- Step 1: Write the proportion equation
354,423.72 : 531,197.82 = 304,150.44 : x - Step 2: Convert to fraction form
354,423.72/531,197.82 = 304,150.44/x - Step 3: Cross multiply
354,423.72x = 531,197.82 × 304,150.44 - Step 4: Simplify right side
354,423.72x = 161,564,050,680.04 - Step 5: Solve for x
x = 161,564,050,680.04/354,423.72 - Step 6: Final answer
x = 455,849.99
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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.