Finding the Fourth Proportional to 522,029.24, 720,381.10 and 283,560.12
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Solution
The fourth proportional to 522,029.24, 720,381.10 and 283,560.12 is: 391,302.51
Step by Step Solution
- Step 1: Write the proportion equation
522,029.24 : 720,381.10 = 283,560.12 : x - Step 2: Convert to fraction form
522,029.24/720,381.10 = 283,560.12/x - Step 3: Cross multiply
522,029.24x = 720,381.10 × 283,560.12 - Step 4: Simplify right side
522,029.24x = 204,271,351,161.73 - Step 5: Solve for x
x = 204,271,351,161.73/522,029.24 - Step 6: Final answer
x = 391,302.51
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1.5x scale
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.