Finding the Fourth Proportional to 307,309.83, 460,858.14 and 107,625.81
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Solution
The fourth proportional to 307,309.83, 460,858.14 and 107,625.81 is: 161,401.38
Step by Step Solution
- Step 1: Write the proportion equation
307,309.83 : 460,858.14 = 107,625.81 : x - Step 2: Convert to fraction form
307,309.83/460,858.14 = 107,625.81/x - Step 3: Cross multiply
307,309.83x = 460,858.14 × 107,625.81 - Step 4: Simplify right side
307,309.83x = 49,600,230,612.59 - Step 5: Solve for x
x = 49,600,230,612.59/307,309.83 - Step 6: Final answer
x = 161,401.38
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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.