Finding the Fourth Proportional to 492,304.19, 738,736.37 and 393,094.80
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Solution
The fourth proportional to 492,304.19, 738,736.37 and 393,094.80 is: 589,865.84
Step by Step Solution
- Step 1: Write the proportion equation
492,304.19 : 738,736.37 = 393,094.80 : x - Step 2: Convert to fraction form
492,304.19/738,736.37 = 393,094.80/x - Step 3: Cross multiply
492,304.19x = 738,736.37 × 393,094.80 - Step 4: Simplify right side
492,304.19x = 290,393,423,652.40 - Step 5: Solve for x
x = 290,393,423,652.40/492,304.19 - Step 6: Final answer
x = 589,865.84
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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.