Finding the Fourth Proportional to 230,955.40, 346,368.30 and 73,232.20
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Solution
The fourth proportional to 230,955.40, 346,368.30 and 73,232.20 is: 109,827.75
Step by Step Solution
- Step 1: Write the proportion equation
230,955.40 : 346,368.30 = 73,232.20 : x - Step 2: Convert to fraction form
230,955.40/346,368.30 = 73,232.20/x - Step 3: Cross multiply
230,955.40x = 346,368.30 × 73,232.20 - Step 4: Simplify right side
230,955.40x = 25,365,312,619.26 - Step 5: Solve for x
x = 25,365,312,619.26/230,955.40 - Step 6: Final answer
x = 109,827.75
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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.