Finding the Fourth Proportional to 582,739.14, 804,216.98 and 353,318.40
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Solution
The fourth proportional to 582,739.14, 804,216.98 and 353,318.40 is: 487,601.80
Step by Step Solution
- Step 1: Write the proportion equation
582,739.14 : 804,216.98 = 353,318.40 : x - Step 2: Convert to fraction form
582,739.14/804,216.98 = 353,318.40/x - Step 3: Cross multiply
582,739.14x = 804,216.98 × 353,318.40 - Step 4: Simplify right side
582,739.14x = 284,144,657,509.73 - Step 5: Solve for x
x = 284,144,657,509.73/582,739.14 - Step 6: Final answer
x = 487,601.80
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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.