Finding the Fourth Proportional to 301,301.91, 451,788.84 and 194,671.08
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Solution
The fourth proportional to 301,301.91, 451,788.84 and 194,671.08 is: 291,900.64
Step by Step Solution
- Step 1: Write the proportion equation
301,301.91 : 451,788.84 = 194,671.08 : x - Step 2: Convert to fraction form
301,301.91/451,788.84 = 194,671.08/x - Step 3: Cross multiply
301,301.91x = 451,788.84 × 194,671.08 - Step 4: Simplify right side
301,301.91x = 87,950,221,414.75 - Step 5: Solve for x
x = 87,950,221,414.75/301,301.91 - Step 6: Final answer
x = 291,900.64
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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.