Finding the Fourth Proportional to 740,347.31, 1,110,526.74 and 179,381.81
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Solution
The fourth proportional to 740,347.31, 1,110,526.74 and 179,381.81 is: 269,074.12
Step by Step Solution
- Step 1: Write the proportion equation
740,347.31 : 1,110,526.74 = 179,381.81 : x - Step 2: Convert to fraction form
740,347.31/1,110,526.74 = 179,381.81/x - Step 3: Cross multiply
740,347.31x = 1,110,526.74 × 179,381.81 - Step 4: Simplify right side
740,347.31x = 199,208,299,450.92 - Step 5: Solve for x
x = 199,208,299,450.92/740,347.31 - Step 6: Final answer
x = 269,074.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.