Finding the Fourth Proportional to 371,673.01, 512,905.93 and 201,908.35
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Solution
The fourth proportional to 371,673.01, 512,905.93 and 201,908.35 is: 278,631.99
Step by Step Solution
- Step 1: Write the proportion equation
371,673.01 : 512,905.93 = 201,908.35 : x - Step 2: Convert to fraction form
371,673.01/512,905.93 = 201,908.35/x - Step 3: Cross multiply
371,673.01x = 512,905.93 × 201,908.35 - Step 4: Simplify right side
371,673.01x = 103,559,990,031.52 - Step 5: Solve for x
x = 103,559,990,031.52/371,673.01 - Step 6: Final answer
x = 278,631.99
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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.