Finding the Fourth Proportional to 287,049.01, 430,573.11 and 97,529.07
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Solution
The fourth proportional to 287,049.01, 430,573.11 and 97,529.07 is: 146,293.47
Step by Step Solution
- Step 1: Write the proportion equation
287,049.01 : 430,573.11 = 97,529.07 : x - Step 2: Convert to fraction form
287,049.01/430,573.11 = 97,529.07/x - Step 3: Cross multiply
287,049.01x = 430,573.11 × 97,529.07 - Step 4: Simplify right side
287,049.01x = 41,993,394,985.31 - Step 5: Solve for x
x = 41,993,394,985.31/287,049.01 - Step 6: Final answer
x = 146,293.47
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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.