Finding the Fourth Proportional to 625,532.12, 863,235.26 and 339,052.14
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Solution
The fourth proportional to 625,532.12, 863,235.26 and 339,052.14 is: 467,892.46
Step by Step Solution
- Step 1: Write the proportion equation
625,532.12 : 863,235.26 = 339,052.14 : x - Step 2: Convert to fraction form
625,532.12/863,235.26 = 339,052.14/x - Step 3: Cross multiply
625,532.12x = 863,235.26 × 339,052.14 - Step 4: Simplify right side
625,532.12x = 292,681,762,226.46 - Step 5: Solve for x
x = 292,681,762,226.46/625,532.12 - Step 6: Final answer
x = 467,892.46
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1.5x scale
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.