Finding the Fourth Proportional to 405,577.23, 608,162.80 and 125,058.03
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Solution
The fourth proportional to 405,577.23, 608,162.80 and 125,058.03 is: 187,524.43
Step by Step Solution
- Step 1: Write the proportion equation
405,577.23 : 608,162.80 = 125,058.03 : x - Step 2: Convert to fraction form
405,577.23/608,162.80 = 125,058.03/x - Step 3: Cross multiply
405,577.23x = 608,162.80 × 125,058.03 - Step 4: Simplify right side
405,577.23x = 76,055,638,021.18 - Step 5: Solve for x
x = 76,055,638,021.18/405,577.23 - Step 6: Final answer
x = 187,524.43
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.