Finding the Fourth Proportional to 283,823.09, 425,934.14 and 256,689.03
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Solution
The fourth proportional to 283,823.09, 425,934.14 and 256,689.03 is: 385,213.98
Step by Step Solution
- Step 1: Write the proportion equation
283,823.09 : 425,934.14 = 256,689.03 : x - Step 2: Convert to fraction form
283,823.09/425,934.14 = 256,689.03/x - Step 3: Cross multiply
283,823.09x = 425,934.14 × 256,689.03 - Step 4: Simplify right side
283,823.09x = 109,332,619,957.04 - Step 5: Solve for x
x = 109,332,619,957.04/283,823.09 - Step 6: Final answer
x = 385,213.98
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1.5x scale
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.