Finding the Fourth Proportional to 505,595.94, 758,395.98 and 126,515.64
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Solution
The fourth proportional to 505,595.94, 758,395.98 and 126,515.64 is: 189,773.98
Step by Step Solution
- Step 1: Write the proportion equation
505,595.94 : 758,395.98 = 126,515.64 : x - Step 2: Convert to fraction form
505,595.94/758,395.98 = 126,515.64/x - Step 3: Cross multiply
505,595.94x = 758,395.98 × 126,515.64 - Step 4: Simplify right side
505,595.94x = 95,948,952,783.13 - Step 5: Solve for x
x = 95,948,952,783.13/505,595.94 - Step 6: Final answer
x = 189,773.98
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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.