Finding the Fourth Proportional to 664,795.76, 998,079.24 and 565,593.44
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Solution
The fourth proportional to 664,795.76, 998,079.24 and 565,593.44 is: 849,143.61
Step by Step Solution
- Step 1: Write the proportion equation
664,795.76 : 998,079.24 = 565,593.44 : x - Step 2: Convert to fraction form
664,795.76/998,079.24 = 565,593.44/x - Step 3: Cross multiply
664,795.76x = 998,079.24 × 565,593.44 - Step 4: Simplify right side
664,795.76x = 564,507,070,744.19 - Step 5: Solve for x
x = 564,507,070,744.19/664,795.76 - Step 6: Final answer
x = 849,143.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.