Finding the Fourth Proportional to 354,771.84, 531,875.19 and 204,842.07
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Solution
The fourth proportional to 354,771.84, 531,875.19 and 204,842.07 is: 307,099.95
Step by Step Solution
- Step 1: Write the proportion equation
354,771.84 : 531,875.19 = 204,842.07 : x - Step 2: Convert to fraction form
354,771.84/531,875.19 = 204,842.07/x - Step 3: Cross multiply
354,771.84x = 531,875.19 × 204,842.07 - Step 4: Simplify right side
354,771.84x = 108,950,414,901.24 - Step 5: Solve for x
x = 108,950,414,901.24/354,771.84 - Step 6: Final answer
x = 307,099.95
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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.