Finding the Fourth Proportional to 745,216.19, 1,117,842.73 and 271,901.53
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Solution
The fourth proportional to 745,216.19, 1,117,842.73 and 271,901.53 is: 407,859.03
Step by Step Solution
- Step 1: Write the proportion equation
745,216.19 : 1,117,842.73 = 271,901.53 : x - Step 2: Convert to fraction form
745,216.19/1,117,842.73 = 271,901.53/x - Step 3: Cross multiply
745,216.19x = 1,117,842.73 × 271,901.53 - Step 4: Simplify right side
745,216.19x = 303,943,149,303.93 - Step 5: Solve for x
x = 303,943,149,303.93/745,216.19 - Step 6: Final answer
x = 407,859.03
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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.