Finding the Fourth Proportional to 467,743.99, 645,488.26 and 252,885.58
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Solution
The fourth proportional to 467,743.99, 645,488.26 and 252,885.58 is: 348,982.94
Step by Step Solution
- Step 1: Write the proportion equation
467,743.99 : 645,488.26 = 252,885.58 : x - Step 2: Convert to fraction form
467,743.99/645,488.26 = 252,885.58/x - Step 3: Cross multiply
467,743.99x = 645,488.26 × 252,885.58 - Step 4: Simplify right side
467,743.99x = 163,234,669,785.85 - Step 5: Solve for x
x = 163,234,669,785.85/467,743.99 - Step 6: Final answer
x = 348,982.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.