Finding the Fourth Proportional to 504,327.42, 756,491.67 and 291,419.46
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Solution
The fourth proportional to 504,327.42, 756,491.67 and 291,419.46 is: 437,129.50
Step by Step Solution
- Step 1: Write the proportion equation
504,327.42 : 756,491.67 = 291,419.46 : x - Step 2: Convert to fraction form
504,327.42/756,491.67 = 291,419.46/x - Step 3: Cross multiply
504,327.42x = 756,491.67 × 291,419.46 - Step 4: Simplify right side
504,327.42x = 220,456,393,965.90 - Step 5: Solve for x
x = 220,456,393,965.90/504,327.42 - Step 6: Final answer
x = 437,129.50
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1.5x scale
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.