Finding the Fourth Proportional to 351,086.14, 526,768.63 and 114,430.87
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Solution
The fourth proportional to 351,086.14, 526,768.63 and 114,430.87 is: 171,691.75
Step by Step Solution
- Step 1: Write the proportion equation
351,086.14 : 526,768.63 = 114,430.87 : x - Step 2: Convert to fraction form
351,086.14/526,768.63 = 114,430.87/x - Step 3: Cross multiply
351,086.14x = 526,768.63 × 114,430.87 - Step 4: Simplify right side
351,086.14x = 60,278,592,619.61 - Step 5: Solve for x
x = 60,278,592,619.61/351,086.14 - Step 6: Final answer
x = 171,691.75
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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.