Finding the Fourth Proportional to 957,349.80, 1,436,680.80 and 425,252.70
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Solution
The fourth proportional to 957,349.80, 1,436,680.80 and 425,252.70 is: 638,170.49
Step by Step Solution
- Step 1: Write the proportion equation
957,349.80 : 1,436,680.80 = 425,252.70 : x - Step 2: Convert to fraction form
957,349.80/1,436,680.80 = 425,252.70/x - Step 3: Cross multiply
957,349.80x = 1,436,680.80 × 425,252.70 - Step 4: Simplify right side
957,349.80x = 610,952,389,238.16 - Step 5: Solve for x
x = 610,952,389,238.16/957,349.80 - Step 6: Final answer
x = 638,170.49
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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.