Finding the Fourth Proportional to 371,292.05, 512,384.01 and 201,526.17
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Solution
The fourth proportional to 371,292.05, 512,384.01 and 201,526.17 is: 278,106.65
Step by Step Solution
- Step 1: Write the proportion equation
371,292.05 : 512,384.01 = 201,526.17 : x - Step 2: Convert to fraction form
371,292.05/512,384.01 = 201,526.17/x - Step 3: Cross multiply
371,292.05x = 512,384.01 × 201,526.17 - Step 4: Simplify right side
371,292.05x = 103,258,787,104.54 - Step 5: Solve for x
x = 103,258,787,104.54/371,292.05 - Step 6: Final answer
x = 278,106.65
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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.