Finding the Fourth Proportional to 301,652.91, 415,988.06 and 203,751.45
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Solution
The fourth proportional to 301,652.91, 415,988.06 and 203,751.45 is: 280,979.12
Step by Step Solution
- Step 1: Write the proportion equation
301,652.91 : 415,988.06 = 203,751.45 : x - Step 2: Convert to fraction form
301,652.91/415,988.06 = 203,751.45/x - Step 3: Cross multiply
301,652.91x = 415,988.06 × 203,751.45 - Step 4: Simplify right side
301,652.91x = 84,758,169,388.93 - Step 5: Solve for x
x = 84,758,169,388.93/301,652.91 - Step 6: Final answer
x = 280,979.12
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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.