Finding the Fourth Proportional to 998,310.18, 1,377,637.29 and 568,651.62
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Solution
The fourth proportional to 998,310.18, 1,377,637.29 and 568,651.62 is: 784,721.72
Step by Step Solution
- Step 1: Write the proportion equation
998,310.18 : 1,377,637.29 = 568,651.62 : x - Step 2: Convert to fraction form
998,310.18/1,377,637.29 = 568,651.62/x - Step 3: Cross multiply
998,310.18x = 1,377,637.29 × 568,651.62 - Step 4: Simplify right side
998,310.18x = 783,395,676,730.91 - Step 5: Solve for x
x = 783,395,676,730.91/998,310.18 - Step 6: Final answer
x = 784,721.72
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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.