Finding the Fourth Proportional to 504,246.40, 755,371.20 and 326,876.80
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Solution
The fourth proportional to 504,246.40, 755,371.20 and 326,876.80 is: 489,667.99
Step by Step Solution
- Step 1: Write the proportion equation
504,246.40 : 755,371.20 = 326,876.80 : x - Step 2: Convert to fraction form
504,246.40/755,371.20 = 326,876.80/x - Step 3: Cross multiply
504,246.40x = 755,371.20 × 326,876.80 - Step 4: Simplify right side
504,246.40x = 246,913,320,668.16 - Step 5: Solve for x
x = 246,913,320,668.16/504,246.40 - Step 6: Final answer
x = 489,667.99
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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.