Finding the Fourth Proportional to 316,949.26, 475,423.89 and 192,027.82
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Solution
The fourth proportional to 316,949.26, 475,423.89 and 192,027.82 is: 288,041.72
Step by Step Solution
- Step 1: Write the proportion equation
316,949.26 : 475,423.89 = 192,027.82 : x - Step 2: Convert to fraction form
316,949.26/475,423.89 = 192,027.82/x - Step 3: Cross multiply
316,949.26x = 475,423.89 × 192,027.82 - Step 4: Simplify right side
316,949.26x = 91,294,609,835.36 - Step 5: Solve for x
x = 91,294,609,835.36/316,949.26 - Step 6: Final answer
x = 288,041.72
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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.