Finding the Fourth Proportional to 264,027.66, 396,132.21 and 77,066.70
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Solution
The fourth proportional to 264,027.66, 396,132.21 and 77,066.70 is: 115,626.53
Step by Step Solution
- Step 1: Write the proportion equation
264,027.66 : 396,132.21 = 77,066.70 : x - Step 2: Convert to fraction form
264,027.66/396,132.21 = 77,066.70/x - Step 3: Cross multiply
264,027.66x = 396,132.21 × 77,066.70 - Step 4: Simplify right side
264,027.66x = 30,528,602,188.41 - Step 5: Solve for x
x = 30,528,602,188.41/264,027.66 - Step 6: Final answer
x = 115,626.53
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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.