Finding the Fourth Proportional to 330,854.58, 496,268.19 and 106,227.81
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Solution
The fourth proportional to 330,854.58, 496,268.19 and 106,227.81 is: 159,337.32
Step by Step Solution
- Step 1: Write the proportion equation
330,854.58 : 496,268.19 = 106,227.81 : x - Step 2: Convert to fraction form
330,854.58/496,268.19 = 106,227.81/x - Step 3: Cross multiply
330,854.58x = 496,268.19 × 106,227.81 - Step 4: Simplify right side
330,854.58x = 52,717,482,996.36 - Step 5: Solve for x
x = 52,717,482,996.36/330,854.58 - Step 6: Final answer
x = 159,337.32
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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.