Finding the Fourth Proportional to 633,028.53, 949,542.81 and 212,303.19
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Solution
The fourth proportional to 633,028.53, 949,542.81 and 212,303.19 is: 318,454.79
Step by Step Solution
- Step 1: Write the proportion equation
633,028.53 : 949,542.81 = 212,303.19 : x - Step 2: Convert to fraction form
633,028.53/949,542.81 = 212,303.19/x - Step 3: Cross multiply
633,028.53x = 949,542.81 × 212,303.19 - Step 4: Simplify right side
633,028.53x = 201,590,967,604.56 - Step 5: Solve for x
x = 201,590,967,604.56/633,028.53 - Step 6: Final answer
x = 318,454.79
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Similar ratio
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1.5x scale
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.