Finding the Fourth Proportional to 720,535.19, 1,080,858.58 and 240,764.66
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Solution
The fourth proportional to 720,535.19, 1,080,858.58 and 240,764.66 is: 361,165.63
Step by Step Solution
- Step 1: Write the proportion equation
720,535.19 : 1,080,858.58 = 240,764.66 : x - Step 2: Convert to fraction form
720,535.19/1,080,858.58 = 240,764.66/x - Step 3: Cross multiply
720,535.19x = 1,080,858.58 × 240,764.66 - Step 4: Simplify right side
720,535.19x = 260,232,543,117.49 - Step 5: Solve for x
x = 260,232,543,117.49/720,535.19 - Step 6: Final answer
x = 361,165.63
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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.