Finding the Fourth Proportional to 454,704.99, 627,479.37 and 250,755.90
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Solution
The fourth proportional to 454,704.99, 627,479.37 and 250,755.90 is: 346,035.69
Step by Step Solution
- Step 1: Write the proportion equation
454,704.99 : 627,479.37 = 250,755.90 : x - Step 2: Convert to fraction form
454,704.99/627,479.37 = 250,755.90/x - Step 3: Cross multiply
454,704.99x = 627,479.37 × 250,755.90 - Step 4: Simplify right side
454,704.99x = 157,344,154,155.78 - Step 5: Solve for x
x = 157,344,154,155.78/454,704.99 - Step 6: Final answer
x = 346,035.69
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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.