Finding the Fourth Proportional to 331,334.84, 457,215.11 and 186,132.72
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Solution
The fourth proportional to 331,334.84, 457,215.11 and 186,132.72 is: 256,848.00
Step by Step Solution
- Step 1: Write the proportion equation
331,334.84 : 457,215.11 = 186,132.72 : x - Step 2: Convert to fraction form
331,334.84/457,215.11 = 186,132.72/x - Step 3: Cross multiply
331,334.84x = 457,215.11 × 186,132.72 - Step 4: Simplify right side
331,334.84x = 85,102,692,049.40 - Step 5: Solve for x
x = 85,102,692,049.40/331,334.84 - Step 6: Final answer
x = 256,848.00
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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.