Finding the Fourth Proportional to 496,927.29, 744,831.84 and 212,475.14
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Solution
The fourth proportional to 496,927.29, 744,831.84 and 212,475.14 is: 318,473.65
Step by Step Solution
- Step 1: Write the proportion equation
496,927.29 : 744,831.84 = 212,475.14 : x - Step 2: Convert to fraction form
496,927.29/744,831.84 = 212,475.14/x - Step 3: Cross multiply
496,927.29x = 744,831.84 × 212,475.14 - Step 4: Simplify right side
496,927.29x = 158,258,245,756.30 - Step 5: Solve for x
x = 158,258,245,756.30/496,927.29 - Step 6: Final answer
x = 318,473.65
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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.