Finding the Fourth Proportional to 307,185.19, 460,985.37 and 107,507.32
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Solution
The fourth proportional to 307,185.19, 460,985.37 and 107,507.32 is: 161,333.63
Step by Step Solution
- Step 1: Write the proportion equation
307,185.19 : 460,985.37 = 107,507.32 : x - Step 2: Convert to fraction form
307,185.19/460,985.37 = 107,507.32/x - Step 3: Cross multiply
307,185.19x = 460,985.37 × 107,507.32 - Step 4: Simplify right side
307,185.19x = 49,559,301,687.91 - Step 5: Solve for x
x = 49,559,301,687.91/307,185.19 - Step 6: Final answer
x = 161,333.63
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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.