Finding the Fourth Proportional to 351,551.64, 527,405.82 and 193,698.84
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Solution
The fourth proportional to 351,551.64, 527,405.82 and 193,698.84 is: 290,591.43
Step by Step Solution
- Step 1: Write the proportion equation
351,551.64 : 527,405.82 = 193,698.84 : x - Step 2: Convert to fraction form
351,551.64/527,405.82 = 193,698.84/x - Step 3: Cross multiply
351,551.64x = 527,405.82 × 193,698.84 - Step 4: Simplify right side
351,551.64x = 102,157,895,543.25 - Step 5: Solve for x
x = 102,157,895,543.25/351,551.64 - Step 6: Final answer
x = 290,591.43
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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.