Finding the Fourth Proportional to 404,897.42, 558,791.49 and 232,871.08
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Solution
The fourth proportional to 404,897.42, 558,791.49 and 232,871.08 is: 321,381.09
Step by Step Solution
- Step 1: Write the proportion equation
404,897.42 : 558,791.49 = 232,871.08 : x - Step 2: Convert to fraction form
404,897.42/558,791.49 = 232,871.08/x - Step 3: Cross multiply
404,897.42x = 558,791.49 × 232,871.08 - Step 4: Simplify right side
404,897.42x = 130,126,374,758.68 - Step 5: Solve for x
x = 130,126,374,758.68/404,897.42 - Step 6: Final answer
x = 321,381.09
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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.