Finding the Fourth Proportional to 345,783.70, 519,064.35 and 267,246.10
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Solution
The fourth proportional to 345,783.70, 519,064.35 and 267,246.10 is: 401,169.64
Step by Step Solution
- Step 1: Write the proportion equation
345,783.70 : 519,064.35 = 267,246.10 : x - Step 2: Convert to fraction form
345,783.70/519,064.35 = 267,246.10/x - Step 3: Cross multiply
345,783.70x = 519,064.35 × 267,246.10 - Step 4: Simplify right side
345,783.70x = 138,717,923,186.54 - Step 5: Solve for x
x = 138,717,923,186.54/345,783.70 - Step 6: Final answer
x = 401,169.64
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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.