Finding the Fourth Proportional to 448,347.26, 672,519.62 and 148,850.58
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Solution
The fourth proportional to 448,347.26, 672,519.62 and 148,850.58 is: 223,275.45
Step by Step Solution
- Step 1: Write the proportion equation
448,347.26 : 672,519.62 = 148,850.58 : x - Step 2: Convert to fraction form
448,347.26/672,519.62 = 148,850.58/x - Step 3: Cross multiply
448,347.26x = 672,519.62 × 148,850.58 - Step 4: Simplify right side
448,347.26x = 100,104,935,498.38 - Step 5: Solve for x
x = 100,104,935,498.38/448,347.26 - Step 6: Final answer
x = 223,275.45
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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.