Finding the Fourth Proportional to 858,809.08, 1,185,133.98 and 476,826.04
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Solution
The fourth proportional to 858,809.08, 1,185,133.98 and 476,826.04 is: 658,007.41
Step by Step Solution
- Step 1: Write the proportion equation
858,809.08 : 1,185,133.98 = 476,826.04 : x - Step 2: Convert to fraction form
858,809.08/1,185,133.98 = 476,826.04/x - Step 3: Cross multiply
858,809.08x = 1,185,133.98 × 476,826.04 - Step 4: Simplify right side
858,809.08x = 565,102,742,552.84 - Step 5: Solve for x
x = 565,102,742,552.84/858,809.08 - Step 6: Final answer
x = 658,007.41
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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.