Finding the Fourth Proportional to 264,848.70, 397,273.05 and 122,693.70
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Solution
The fourth proportional to 264,848.70, 397,273.05 and 122,693.70 is: 184,040.55
Step by Step Solution
- Step 1: Write the proportion equation
264,848.70 : 397,273.05 = 122,693.70 : x - Step 2: Convert to fraction form
264,848.70/397,273.05 = 122,693.70/x - Step 3: Cross multiply
264,848.70x = 397,273.05 × 122,693.70 - Step 4: Simplify right side
264,848.70x = 48,742,900,414.79 - Step 5: Solve for x
x = 48,742,900,414.79/264,848.70 - Step 6: Final answer
x = 184,040.55
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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.