Finding the Fourth Proportional to 370,929.70, 511,881.69 and 201,163.42
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Solution
The fourth proportional to 370,929.70, 511,881.69 and 201,163.42 is: 277,604.82
Step by Step Solution
- Step 1: Write the proportion equation
370,929.70 : 511,881.69 = 201,163.42 : x - Step 2: Convert to fraction form
370,929.70/511,881.69 = 201,163.42/x - Step 3: Cross multiply
370,929.70x = 511,881.69 × 201,163.42 - Step 4: Simplify right side
370,929.70x = 102,971,871,395.78 - Step 5: Solve for x
x = 102,971,871,395.78/370,929.70 - Step 6: Final answer
x = 277,604.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.