Finding the Fourth Proportional to 569,214.20, 853,821.30 and 214,307.84
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Solution
The fourth proportional to 569,214.20, 853,821.30 and 214,307.84 is: 321,461.76
Step by Step Solution
- Step 1: Write the proportion equation
569,214.20 : 853,821.30 = 214,307.84 : x - Step 2: Convert to fraction form
569,214.20/853,821.30 = 214,307.84/x - Step 3: Cross multiply
569,214.20x = 853,821.30 × 214,307.84 - Step 4: Simplify right side
569,214.20x = 182,980,598,548.99 - Step 5: Solve for x
x = 182,980,598,548.99/569,214.20 - Step 6: Final answer
x = 321,461.76
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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.