Finding the Fourth Proportional to 383,283.21, 574,512.03 and 183,178.20
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Solution
The fourth proportional to 383,283.21, 574,512.03 and 183,178.20 is: 274,570.02
Step by Step Solution
- Step 1: Write the proportion equation
383,283.21 : 574,512.03 = 183,178.20 : x - Step 2: Convert to fraction form
383,283.21/574,512.03 = 183,178.20/x - Step 3: Cross multiply
383,283.21x = 574,512.03 × 183,178.20 - Step 4: Simplify right side
383,283.21x = 105,238,079,533.75 - Step 5: Solve for x
x = 105,238,079,533.75/383,283.21 - Step 6: Final answer
x = 274,570.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.