Finding the Fourth Proportional to 665,246.31, 998,617.29 and 266,168.62
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Solution
The fourth proportional to 665,246.31, 998,617.29 and 266,168.62 is: 399,552.14
Step by Step Solution
- Step 1: Write the proportion equation
665,246.31 : 998,617.29 = 266,168.62 : x - Step 2: Convert to fraction form
665,246.31/998,617.29 = 266,168.62/x - Step 3: Cross multiply
665,246.31x = 998,617.29 × 266,168.62 - Step 4: Simplify right side
665,246.31x = 265,800,585,987.44 - Step 5: Solve for x
x = 265,800,585,987.44/665,246.31 - Step 6: Final answer
x = 399,552.14
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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.