Finding the Fourth Proportional to 356,404.94, 533,129.97 and 271,522.88
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Solution
The fourth proportional to 356,404.94, 533,129.97 and 271,522.88 is: 406,158.75
Step by Step Solution
- Step 1: Write the proportion equation
356,404.94 : 533,129.97 = 271,522.88 : x - Step 2: Convert to fraction form
356,404.94/533,129.97 = 271,522.88/x - Step 3: Cross multiply
356,404.94x = 533,129.97 × 271,522.88 - Step 4: Simplify right side
356,404.94x = 144,756,984,868.71 - Step 5: Solve for x
x = 144,756,984,868.71/356,404.94 - Step 6: Final answer
x = 406,158.75
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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.