Finding the Fourth Proportional to 930,236.24, 1,392,918.24 and 609,378.68
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Solution
The fourth proportional to 930,236.24, 1,392,918.24 and 609,378.68 is: 912,472.17
Step by Step Solution
- Step 1: Write the proportion equation
930,236.24 : 1,392,918.24 = 609,378.68 : x - Step 2: Convert to fraction form
930,236.24/1,392,918.24 = 609,378.68/x - Step 3: Cross multiply
930,236.24x = 1,392,918.24 × 609,378.68 - Step 4: Simplify right side
930,236.24x = 848,814,678,439.12 - Step 5: Solve for x
x = 848,814,678,439.12/930,236.24 - Step 6: Final answer
x = 912,472.17
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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.