Finding the Fourth Proportional to 504,308.30, 695,927.70 and 274,861.08
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Solution
The fourth proportional to 504,308.30, 695,927.70 and 274,861.08 is: 379,298.62
Step by Step Solution
- Step 1: Write the proportion equation
504,308.30 : 695,927.70 = 274,861.08 : x - Step 2: Convert to fraction form
504,308.30/695,927.70 = 274,861.08/x - Step 3: Cross multiply
504,308.30x = 695,927.70 × 274,861.08 - Step 4: Simplify right side
504,308.30x = 191,283,439,223.92 - Step 5: Solve for x
x = 191,283,439,223.92/504,308.30 - Step 6: Final answer
x = 379,298.62
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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.