Finding the Fourth Proportional to 291,750.40, 437,625.60 and 291,750.40
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Solution
The fourth proportional to 291,750.40, 437,625.60 and 291,750.40 is: 437,625.60
Step by Step Solution
- Step 1: Write the proportion equation
291,750.40 : 437,625.60 = 291,750.40 : x - Step 2: Convert to fraction form
291,750.40/437,625.60 = 291,750.40/x - Step 3: Cross multiply
291,750.40x = 437,625.60 × 291,750.40 - Step 4: Simplify right side
291,750.40x = 127,677,443,850.24 - Step 5: Solve for x
x = 127,677,443,850.24/291,750.40 - Step 6: Final answer
x = 437,625.60
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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.