Finding the Fourth Proportional to 437,944.36, 604,459.96 and 284,715.84
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Solution
The fourth proportional to 437,944.36, 604,459.96 and 284,715.84 is: 392,970.75
Step by Step Solution
- Step 1: Write the proportion equation
437,944.36 : 604,459.96 = 284,715.84 : x - Step 2: Convert to fraction form
437,944.36/604,459.96 = 284,715.84/x - Step 3: Cross multiply
437,944.36x = 604,459.96 × 284,715.84 - Step 4: Simplify right side
437,944.36x = 172,099,325,257.77 - Step 5: Solve for x
x = 172,099,325,257.77/437,944.36 - Step 6: Final answer
x = 392,970.75
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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.