Finding the Fourth Proportional to 522,762.24, 722,392.56 and 427,234.08
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Solution
The fourth proportional to 522,762.24, 722,392.56 and 427,234.08 is: 590,384.49
Step by Step Solution
- Step 1: Write the proportion equation
522,762.24 : 722,392.56 = 427,234.08 : x - Step 2: Convert to fraction form
522,762.24/722,392.56 = 427,234.08/x - Step 3: Cross multiply
522,762.24x = 722,392.56 × 427,234.08 - Step 4: Simplify right side
522,762.24x = 308,630,720,770.45 - Step 5: Solve for x
x = 308,630,720,770.45/522,762.24 - Step 6: Final answer
x = 590,384.49
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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.