Finding the Fourth Proportional to 310,142.44, 465,135.90 and 226,883.08
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Solution
The fourth proportional to 310,142.44, 465,135.90 and 226,883.08 is: 340,267.74
Step by Step Solution
- Step 1: Write the proportion equation
310,142.44 : 465,135.90 = 226,883.08 : x - Step 2: Convert to fraction form
310,142.44/465,135.90 = 226,883.08/x - Step 3: Cross multiply
310,142.44x = 465,135.90 × 226,883.08 - Step 4: Simplify right side
310,142.44x = 105,531,465,610.57 - Step 5: Solve for x
x = 105,531,465,610.57/310,142.44 - Step 6: Final answer
x = 340,267.74
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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.