Finding the Fourth Proportional to 310,203.44, 465,536.75 and 230,425.62
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Solution
The fourth proportional to 310,203.44, 465,536.75 and 230,425.62 is: 345,810.46
Step by Step Solution
- Step 1: Write the proportion equation
310,203.44 : 465,536.75 = 230,425.62 : x - Step 2: Convert to fraction form
310,203.44/465,536.75 = 230,425.62/x - Step 3: Cross multiply
310,203.44x = 465,536.75 × 230,425.62 - Step 4: Simplify right side
310,203.44x = 107,271,593,099.41 - Step 5: Solve for x
x = 107,271,593,099.41/310,203.44 - Step 6: Final answer
x = 345,810.46
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1.5x scale
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.