Finding the Fourth Proportional to 876,451.05, 1,314,753.12 and 245,366.82
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Solution
The fourth proportional to 876,451.05, 1,314,753.12 and 245,366.82 is: 368,071.66
Step by Step Solution
- Step 1: Write the proportion equation
876,451.05 : 1,314,753.12 = 245,366.82 : x - Step 2: Convert to fraction form
876,451.05/1,314,753.12 = 245,366.82/x - Step 3: Cross multiply
876,451.05x = 1,314,753.12 × 245,366.82 - Step 4: Simplify right side
876,451.05x = 322,596,792,139.48 - Step 5: Solve for x
x = 322,596,792,139.48/876,451.05 - Step 6: Final answer
x = 368,071.66
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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.