Finding the Fourth Proportional to 576,119.29, 795,043.99 and 321,470.50
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Solution
The fourth proportional to 576,119.29, 795,043.99 and 321,470.50 is: 443,628.94
Step by Step Solution
- Step 1: Write the proportion equation
576,119.29 : 795,043.99 = 321,470.50 : x - Step 2: Convert to fraction form
576,119.29/795,043.99 = 321,470.50/x - Step 3: Cross multiply
576,119.29x = 795,043.99 × 321,470.50 - Step 4: Simplify right side
576,119.29x = 255,583,188,987.30 - Step 5: Solve for x
x = 255,583,188,987.30/576,119.29 - Step 6: Final answer
x = 443,628.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.