Finding the Fourth Proportional to 723,566.35, 998,496.42 and 401,306.44
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Solution
The fourth proportional to 723,566.35, 998,496.42 and 401,306.44 is: 553,788.94
Step by Step Solution
- Step 1: Write the proportion equation
723,566.35 : 998,496.42 = 401,306.44 : x - Step 2: Convert to fraction form
723,566.35/998,496.42 = 401,306.44/x - Step 3: Cross multiply
723,566.35x = 998,496.42 × 401,306.44 - Step 4: Simplify right side
723,566.35x = 400,703,043,662.95 - Step 5: Solve for x
x = 400,703,043,662.95/723,566.35 - Step 6: Final answer
x = 553,788.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.