Finding the Fourth Proportional to 220,297.19, 330,452.97 and 104,866.65
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Solution
The fourth proportional to 220,297.19, 330,452.97 and 104,866.65 is: 157,303.39
Step by Step Solution
- Step 1: Write the proportion equation
220,297.19 : 330,452.97 = 104,866.65 : x - Step 2: Convert to fraction form
220,297.19/330,452.97 = 104,866.65/x - Step 3: Cross multiply
220,297.19x = 330,452.97 × 104,866.65 - Step 4: Simplify right side
220,297.19x = 34,653,495,553.20 - Step 5: Solve for x
x = 34,653,495,553.20/220,297.19 - Step 6: Final answer
x = 157,303.39
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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.