Finding the Fourth Proportional to 548,370.68, 756,772.17 and 306,652.66
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Solution
The fourth proportional to 548,370.68, 756,772.17 and 306,652.66 is: 423,192.20
Step by Step Solution
- Step 1: Write the proportion equation
548,370.68 : 756,772.17 = 306,652.66 : x - Step 2: Convert to fraction form
548,370.68/756,772.17 = 306,652.66/x - Step 3: Cross multiply
548,370.68x = 756,772.17 × 306,652.66 - Step 4: Simplify right side
548,370.68x = 232,066,198,031.02 - Step 5: Solve for x
x = 232,066,198,031.02/548,370.68 - Step 6: Final answer
x = 423,192.20
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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.