Finding the Fourth Proportional to 667,225.68, 999,880.17 and 379,266.13
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Solution
The fourth proportional to 667,225.68, 999,880.17 and 379,266.13 is: 568,354.45
Step by Step Solution
- Step 1: Write the proportion equation
667,225.68 : 999,880.17 = 379,266.13 : x - Step 2: Convert to fraction form
667,225.68/999,880.17 = 379,266.13/x - Step 3: Cross multiply
667,225.68x = 999,880.17 × 379,266.13 - Step 4: Simplify right side
667,225.68x = 379,220,682,539.64 - Step 5: Solve for x
x = 379,220,682,539.64/667,225.68 - Step 6: Final answer
x = 568,354.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.