Finding the Fourth Proportional to 371,031.84, 512,022.87 and 201,265.56
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Solution
The fourth proportional to 371,031.84, 512,022.87 and 201,265.56 is: 277,745.89
Step by Step Solution
- Step 1: Write the proportion equation
371,031.84 : 512,022.87 = 201,265.56 : x - Step 2: Convert to fraction form
371,031.84/512,022.87 = 201,265.56/x - Step 3: Cross multiply
371,031.84x = 512,022.87 × 201,265.56 - Step 4: Simplify right side
371,031.84x = 103,052,569,663.36 - Step 5: Solve for x
x = 103,052,569,663.36/371,031.84 - Step 6: Final answer
x = 277,745.89
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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.