Finding the Fourth Proportional to 563,739.71, 845,412.57 and 264,361.28
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Solution
The fourth proportional to 563,739.71, 845,412.57 and 264,361.28 is: 396,449.54
Step by Step Solution
- Step 1: Write the proportion equation
563,739.71 : 845,412.57 = 264,361.28 : x - Step 2: Convert to fraction form
563,739.71/845,412.57 = 264,361.28/x - Step 3: Cross multiply
563,739.71x = 845,412.57 × 264,361.28 - Step 4: Simplify right side
563,739.71x = 223,494,344,906.23 - Step 5: Solve for x
x = 223,494,344,906.23/563,739.71 - Step 6: Final answer
x = 396,449.54
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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.