Finding the Fourth Proportional to 568,265.29, 784,461.84 and 374,787.78
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Solution
The fourth proportional to 568,265.29, 784,461.84 and 374,787.78 is: 517,375.80
Step by Step Solution
- Step 1: Write the proportion equation
568,265.29 : 784,461.84 = 374,787.78 : x - Step 2: Convert to fraction form
568,265.29/784,461.84 = 374,787.78/x - Step 3: Cross multiply
568,265.29x = 784,461.84 × 374,787.78 - Step 4: Simplify right side
568,265.29x = 294,006,708,215.22 - Step 5: Solve for x
x = 294,006,708,215.22/568,265.29 - Step 6: Final answer
x = 517,375.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.