Finding the Fourth Proportional to 873,623.70, 1,310,934.92 and 474,296.94
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Solution
The fourth proportional to 873,623.70, 1,310,934.92 and 474,296.94 is: 711,716.52
Step by Step Solution
- Step 1: Write the proportion equation
873,623.70 : 1,310,934.92 = 474,296.94 : x - Step 2: Convert to fraction form
873,623.70/1,310,934.92 = 474,296.94/x - Step 3: Cross multiply
873,623.70x = 1,310,934.92 × 474,296.94 - Step 4: Simplify right side
873,623.70x = 621,772,418,723.66 - Step 5: Solve for x
x = 621,772,418,723.66/873,623.70 - Step 6: Final answer
x = 711,716.52
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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.