Finding the Fourth Proportional to 461,350.64, 636,629.28 and 300,513.84
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Solution
The fourth proportional to 461,350.64, 636,629.28 and 300,513.84 is: 414,686.56
Step by Step Solution
- Step 1: Write the proportion equation
461,350.64 : 636,629.28 = 300,513.84 : x - Step 2: Convert to fraction form
461,350.64/636,629.28 = 300,513.84/x - Step 3: Cross multiply
461,350.64x = 636,629.28 × 300,513.84 - Step 4: Simplify right side
461,350.64x = 191,315,909,589.24 - Step 5: Solve for x
x = 191,315,909,589.24/461,350.64 - Step 6: Final answer
x = 414,686.56
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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.