Finding the Fourth Proportional to 723,750.08, 998,791.12 and 401,449.68
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Solution
The fourth proportional to 723,750.08, 998,791.12 and 401,449.68 is: 554,009.44
Step by Step Solution
- Step 1: Write the proportion equation
723,750.08 : 998,791.12 = 401,449.68 : x - Step 2: Convert to fraction form
723,750.08/998,791.12 = 401,449.68/x - Step 3: Cross multiply
723,750.08x = 998,791.12 × 401,449.68 - Step 4: Simplify right side
723,750.08x = 400,964,375,510.84 - Step 5: Solve for x
x = 400,964,375,510.84/723,750.08 - Step 6: Final answer
x = 554,009.44
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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.