Finding the Fourth Proportional to 748,742.27, 1,033,476.44 and 442,925.01
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Solution
The fourth proportional to 748,742.27, 1,033,476.44 and 442,925.01 is: 611,361.99
Step by Step Solution
- Step 1: Write the proportion equation
748,742.27 : 1,033,476.44 = 442,925.01 : x - Step 2: Convert to fraction form
748,742.27/1,033,476.44 = 442,925.01/x - Step 3: Cross multiply
748,742.27x = 1,033,476.44 × 442,925.01 - Step 4: Simplify right side
748,742.27x = 457,752,560,307.14 - Step 5: Solve for x
x = 457,752,560,307.14/748,742.27 - Step 6: Final answer
x = 611,361.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.