Finding the Fourth Proportional to 331,190.74, 496,774.68 and 94,533.40
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Solution
The fourth proportional to 331,190.74, 496,774.68 and 94,533.40 is: 141,796.84
Step by Step Solution
- Step 1: Write the proportion equation
331,190.74 : 496,774.68 = 94,533.40 : x - Step 2: Convert to fraction form
331,190.74/496,774.68 = 94,533.40/x - Step 3: Cross multiply
331,190.74x = 496,774.68 × 94,533.40 - Step 4: Simplify right side
331,190.74x = 46,961,799,534.31 - Step 5: Solve for x
x = 46,961,799,534.31/331,190.74 - Step 6: Final answer
x = 141,796.84
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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.