Finding the Fourth Proportional to 228,889.70, 342,643.35 and 201,241.70
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Solution
The fourth proportional to 228,889.70, 342,643.35 and 201,241.70 is: 301,254.84
Step by Step Solution
- Step 1: Write the proportion equation
228,889.70 : 342,643.35 = 201,241.70 : x - Step 2: Convert to fraction form
228,889.70/342,643.35 = 201,241.70/x - Step 3: Cross multiply
228,889.70x = 342,643.35 × 201,241.70 - Step 4: Simplify right side
228,889.70x = 68,954,130,247.70 - Step 5: Solve for x
x = 68,954,130,247.70/228,889.70 - Step 6: Final answer
x = 301,254.84
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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.