Finding the Fourth Proportional to 371,471.74, 512,626.53 and 201,707.08
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Solution
The fourth proportional to 371,471.74, 512,626.53 and 201,707.08 is: 278,353.34
Step by Step Solution
- Step 1: Write the proportion equation
371,471.74 : 512,626.53 = 201,707.08 : x - Step 2: Convert to fraction form
371,471.74/512,626.53 = 201,707.08/x - Step 3: Cross multiply
371,471.74x = 512,626.53 × 201,707.08 - Step 4: Simplify right side
371,471.74x = 103,400,400,496.83 - Step 5: Solve for x
x = 103,400,400,496.83/371,471.74 - Step 6: Final answer
x = 278,353.34
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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.