Finding the Fourth Proportional to 415,629.36, 623,470.37 and 175,698.54
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Solution
The fourth proportional to 415,629.36, 623,470.37 and 175,698.54 is: 263,558.94
Step by Step Solution
- Step 1: Write the proportion equation
415,629.36 : 623,470.37 = 175,698.54 : x - Step 2: Convert to fraction form
415,629.36/623,470.37 = 175,698.54/x - Step 3: Cross multiply
415,629.36x = 623,470.37 × 175,698.54 - Step 4: Simplify right side
415,629.36x = 109,542,833,742.26 - Step 5: Solve for x
x = 109,542,833,742.26/415,629.36 - Step 6: Final answer
x = 263,558.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.