Finding the Fourth Proportional to 220,844.40, 304,804.44 and 125,332.08
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Solution
The fourth proportional to 220,844.40, 304,804.44 and 125,332.08 is: 172,980.50
Step by Step Solution
- Step 1: Write the proportion equation
220,844.40 : 304,804.44 = 125,332.08 : x - Step 2: Convert to fraction form
220,844.40/304,804.44 = 125,332.08/x - Step 3: Cross multiply
220,844.40x = 304,804.44 × 125,332.08 - Step 4: Simplify right side
220,844.40x = 38,201,774,458.44 - Step 5: Solve for x
x = 38,201,774,458.44/220,844.40 - Step 6: Final answer
x = 172,980.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.