Finding the Fourth Proportional to 354,195.84, 488,790.63 and 193,051.02
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Solution
The fourth proportional to 354,195.84, 488,790.63 and 193,051.02 is: 266,410.61
Step by Step Solution
- Step 1: Write the proportion equation
354,195.84 : 488,790.63 = 193,051.02 : x - Step 2: Convert to fraction form
354,195.84/488,790.63 = 193,051.02/x - Step 3: Cross multiply
354,195.84x = 488,790.63 × 193,051.02 - Step 4: Simplify right side
354,195.84x = 94,361,529,687.94 - Step 5: Solve for x
x = 94,361,529,687.94/354,195.84 - Step 6: Final answer
x = 266,410.61
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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.