Finding the Fourth Proportional to 331,237.76, 457,108.18 and 180,334.76
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Solution
The fourth proportional to 331,237.76, 457,108.18 and 180,334.76 is: 248,862.00
Step by Step Solution
- Step 1: Write the proportion equation
331,237.76 : 457,108.18 = 180,334.76 : x - Step 2: Convert to fraction form
331,237.76/457,108.18 = 180,334.76/x - Step 3: Cross multiply
331,237.76x = 457,108.18 × 180,334.76 - Step 4: Simplify right side
331,237.76x = 82,432,491,197.96 - Step 5: Solve for x
x = 82,432,491,197.96/331,237.76 - Step 6: Final answer
x = 248,862.00
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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.