Finding the Fourth Proportional to 505,489.07, 758,232.18 and 205,899.23
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Solution
The fourth proportional to 505,489.07, 758,232.18 and 205,899.23 is: 308,848.26
Step by Step Solution
- Step 1: Write the proportion equation
505,489.07 : 758,232.18 = 205,899.23 : x - Step 2: Convert to fraction form
505,489.07/758,232.18 = 205,899.23/x - Step 3: Cross multiply
505,489.07x = 758,232.18 × 205,899.23 - Step 4: Simplify right side
505,489.07x = 156,119,418,232.06 - Step 5: Solve for x
x = 156,119,418,232.06/505,489.07 - Step 6: Final answer
x = 308,848.26
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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.