Finding the Fourth Proportional to 959,279.21, 1,323,808.17 and 523,697.24
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Solution
The fourth proportional to 959,279.21, 1,323,808.17 and 523,697.24 is: 722,703.75
Step by Step Solution
- Step 1: Write the proportion equation
959,279.21 : 1,323,808.17 = 523,697.24 : x - Step 2: Convert to fraction form
959,279.21/1,323,808.17 = 523,697.24/x - Step 3: Cross multiply
959,279.21x = 1,323,808.17 × 523,697.24 - Step 4: Simplify right side
959,279.21x = 693,274,678,299.41 - Step 5: Solve for x
x = 693,274,678,299.41/959,279.21 - Step 6: Final answer
x = 722,703.75
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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.