Finding the Fourth Proportional to 232,365.40, 348,548.10 and 74,609.80
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Solution
The fourth proportional to 232,365.40, 348,548.10 and 74,609.80 is: 111,914.70
Step by Step Solution
- Step 1: Write the proportion equation
232,365.40 : 348,548.10 = 74,609.80 : x - Step 2: Convert to fraction form
232,365.40/348,548.10 = 74,609.80/x - Step 3: Cross multiply
232,365.40x = 348,548.10 × 74,609.80 - Step 4: Simplify right side
232,365.40x = 26,005,104,031.38 - Step 5: Solve for x
x = 26,005,104,031.38/232,365.40 - Step 6: Final answer
x = 111,914.70
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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.