Finding the Fourth Proportional to 514,814.58, 772,226.44 and 211,375.62
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Solution
The fourth proportional to 514,814.58, 772,226.44 and 211,375.62 is: 317,065.31
Step by Step Solution
- Step 1: Write the proportion equation
514,814.58 : 772,226.44 = 211,375.62 : x - Step 2: Convert to fraction form
514,814.58/772,226.44 = 211,375.62/x - Step 3: Cross multiply
514,814.58x = 772,226.44 × 211,375.62 - Step 4: Simplify right side
514,814.58x = 163,229,842,006.95 - Step 5: Solve for x
x = 163,229,842,006.95/514,814.58 - Step 6: Final answer
x = 317,065.31
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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.