Finding the Fourth Proportional to 523,882.24, 785,817.60 and 313,578.88
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Solution
The fourth proportional to 523,882.24, 785,817.60 and 313,578.88 is: 470,364.87
Step by Step Solution
- Step 1: Write the proportion equation
523,882.24 : 785,817.60 = 313,578.88 : x - Step 2: Convert to fraction form
523,882.24/785,817.60 = 313,578.88/x - Step 3: Cross multiply
523,882.24x = 785,817.60 × 313,578.88 - Step 4: Simplify right side
523,882.24x = 246,415,802,892.29 - Step 5: Solve for x
x = 246,415,802,892.29/523,882.24 - Step 6: Final answer
x = 470,364.87
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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.