Finding the Fourth Proportional to 375,433.44, 518,135.30 and 214,312.69
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Solution
The fourth proportional to 375,433.44, 518,135.30 and 214,312.69 is: 295,772.72
Step by Step Solution
- Step 1: Write the proportion equation
375,433.44 : 518,135.30 = 214,312.69 : x - Step 2: Convert to fraction form
375,433.44/518,135.30 = 214,312.69/x - Step 3: Cross multiply
375,433.44x = 518,135.30 × 214,312.69 - Step 4: Simplify right side
375,433.44x = 111,042,969,926.96 - Step 5: Solve for x
x = 111,042,969,926.96/375,433.44 - Step 6: Final answer
x = 295,772.72
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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.