Finding the Fourth Proportional to 260,573.68, 390,861.06 and 63,581.68
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Solution
The fourth proportional to 260,573.68, 390,861.06 and 63,581.68 is: 95,372.65
Step by Step Solution
- Step 1: Write the proportion equation
260,573.68 : 390,861.06 = 63,581.68 : x - Step 2: Convert to fraction form
260,573.68/390,861.06 = 63,581.68/x - Step 3: Cross multiply
260,573.68x = 390,861.06 × 63,581.68 - Step 4: Simplify right side
260,573.68x = 24,851,602,841.38 - Step 5: Solve for x
x = 24,851,602,841.38/260,573.68 - Step 6: Final answer
x = 95,372.65
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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.