Finding the Fourth Proportional to 330,611.62, 456,293.91 and 201,624.93
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Solution
The fourth proportional to 330,611.62, 456,293.91 and 201,624.93 is: 278,272.82
Step by Step Solution
- Step 1: Write the proportion equation
330,611.62 : 456,293.91 = 201,624.93 : x - Step 2: Convert to fraction form
330,611.62/456,293.91 = 201,624.93/x - Step 3: Cross multiply
330,611.62x = 456,293.91 × 201,624.93 - Step 4: Simplify right side
330,611.62x = 92,000,227,663.18 - Step 5: Solve for x
x = 92,000,227,663.18/330,611.62 - Step 6: Final answer
x = 278,272.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.