Finding the Fourth Proportional to 340,593.30, 509,905.80 and 330,751.80
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Solution
The fourth proportional to 340,593.30, 509,905.80 and 330,751.80 is: 495,171.99
Step by Step Solution
- Step 1: Write the proportion equation
340,593.30 : 509,905.80 = 330,751.80 : x - Step 2: Convert to fraction form
340,593.30/509,905.80 = 330,751.80/x - Step 3: Cross multiply
340,593.30x = 509,905.80 × 330,751.80 - Step 4: Simplify right side
340,593.30x = 168,652,261,180.44 - Step 5: Solve for x
x = 168,652,261,180.44/340,593.30 - Step 6: Final answer
x = 495,171.99
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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.