Finding the Fourth Proportional to 286,653.36, 395,758.68 and 184,714.80
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Solution
The fourth proportional to 286,653.36, 395,758.68 and 184,714.80 is: 255,020.51
Step by Step Solution
- Step 1: Write the proportion equation
286,653.36 : 395,758.68 = 184,714.80 : x - Step 2: Convert to fraction form
286,653.36/395,758.68 = 184,714.80/x - Step 3: Cross multiply
286,653.36x = 395,758.68 × 184,714.80 - Step 4: Simplify right side
286,653.36x = 73,102,485,424.46 - Step 5: Solve for x
x = 73,102,485,424.46/286,653.36 - Step 6: Final answer
x = 255,020.51
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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.