Finding the Fourth Proportional to 802,732.68, 1,107,772.66 and 445,036.68
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Solution
The fourth proportional to 802,732.68, 1,107,772.66 and 445,036.68 is: 614,151.48
Step by Step Solution
- Step 1: Write the proportion equation
802,732.68 : 1,107,772.66 = 445,036.68 : x - Step 2: Convert to fraction form
802,732.68/1,107,772.66 = 445,036.68/x - Step 3: Cross multiply
802,732.68x = 1,107,772.66 × 445,036.68 - Step 4: Simplify right side
802,732.68x = 492,999,466,801.17 - Step 5: Solve for x
x = 492,999,466,801.17/802,732.68 - Step 6: Final answer
x = 614,151.48
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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.