Finding the Fourth Proportional to 851,507.91, 1,277,292.04 and 211,814.97
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Solution
The fourth proportional to 851,507.91, 1,277,292.04 and 211,814.97 is: 317,729.95
Step by Step Solution
- Step 1: Write the proportion equation
851,507.91 : 1,277,292.04 = 211,814.97 : x - Step 2: Convert to fraction form
851,507.91/1,277,292.04 = 211,814.97/x - Step 3: Cross multiply
851,507.91x = 1,277,292.04 × 211,814.97 - Step 4: Simplify right side
851,507.91x = 270,549,569,814.46 - Step 5: Solve for x
x = 270,549,569,814.46/851,507.91 - Step 6: Final answer
x = 317,729.95
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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.