Finding the Fourth Proportional to 284,392.80, 425,974.80 and 235,240.80
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Solution
The fourth proportional to 284,392.80, 425,974.80 and 235,240.80 is: 352,352.99
Step by Step Solution
- Step 1: Write the proportion equation
284,392.80 : 425,974.80 = 235,240.80 : x - Step 2: Convert to fraction form
284,392.80/425,974.80 = 235,240.80/x - Step 3: Cross multiply
284,392.80x = 425,974.80 × 235,240.80 - Step 4: Simplify right side
284,392.80x = 100,206,652,731.84 - Step 5: Solve for x
x = 100,206,652,731.84/284,392.80 - Step 6: Final answer
x = 352,352.99
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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.