Finding the Fourth Proportional to 628,452.65, 937,451.85 and 567,916.49
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Solution
The fourth proportional to 628,452.65, 937,451.85 and 567,916.49 is: 847,151.12
Step by Step Solution
- Step 1: Write the proportion equation
628,452.65 : 937,451.85 = 567,916.49 : x - Step 2: Convert to fraction form
628,452.65/937,451.85 = 567,916.49/x - Step 3: Cross multiply
628,452.65x = 937,451.85 × 567,916.49 - Step 4: Simplify right side
628,452.65x = 532,394,359,508.75 - Step 5: Solve for x
x = 532,394,359,508.75/628,452.65 - Step 6: Final answer
x = 847,151.12
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.