Finding the Fourth Proportional to 405,604.98, 608,360.99 and 106,114.46
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Solution
The fourth proportional to 405,604.98, 608,360.99 and 106,114.46 is: 159,159.53
Step by Step Solution
- Step 1: Write the proportion equation
405,604.98 : 608,360.99 = 106,114.46 : x - Step 2: Convert to fraction form
405,604.98/608,360.99 = 106,114.46/x - Step 3: Cross multiply
405,604.98x = 608,360.99 × 106,114.46 - Step 4: Simplify right side
405,604.98x = 64,555,897,408.34 - Step 5: Solve for x
x = 64,555,897,408.34/405,604.98 - Step 6: Final answer
x = 159,159.53
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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.