Finding the Fourth Proportional to 455,142.24, 682,713.70 and 155,625.08
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Solution
The fourth proportional to 455,142.24, 682,713.70 and 155,625.08 is: 233,437.74
Step by Step Solution
- Step 1: Write the proportion equation
455,142.24 : 682,713.70 = 155,625.08 : x - Step 2: Convert to fraction form
455,142.24/682,713.70 = 155,625.08/x - Step 3: Cross multiply
455,142.24x = 682,713.70 × 155,625.08 - Step 4: Simplify right side
455,142.24x = 106,247,374,179.60 - Step 5: Solve for x
x = 106,247,374,179.60/455,142.24 - Step 6: Final answer
x = 233,437.74
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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.