Finding the Fourth Proportional to 283,156.26, 424,733.88 and 194,139.90
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Solution
The fourth proportional to 283,156.26, 424,733.88 and 194,139.90 is: 291,209.50
Step by Step Solution
- Step 1: Write the proportion equation
283,156.26 : 424,733.88 = 194,139.90 : x - Step 2: Convert to fraction form
283,156.26/424,733.88 = 194,139.90/x - Step 3: Cross multiply
283,156.26x = 424,733.88 × 194,139.90 - Step 4: Simplify right side
283,156.26x = 82,457,792,989.81 - Step 5: Solve for x
x = 82,457,792,989.81/283,156.26 - Step 6: Final answer
x = 291,209.50
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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.