Finding the Fourth Proportional to 496,236.64, 684,652.08 and 281,359.84
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Solution
The fourth proportional to 496,236.64, 684,652.08 and 281,359.84 is: 388,188.99
Step by Step Solution
- Step 1: Write the proportion equation
496,236.64 : 684,652.08 = 281,359.84 : x - Step 2: Convert to fraction form
496,236.64/684,652.08 = 281,359.84/x - Step 3: Cross multiply
496,236.64x = 684,652.08 × 281,359.84 - Step 4: Simplify right side
496,236.64x = 192,633,599,684.47 - Step 5: Solve for x
x = 192,633,599,684.47/496,236.64 - Step 6: Final answer
x = 388,188.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.