Finding the Fourth Proportional to 414,551.74, 621,827.61 and 115,032.41
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Solution
The fourth proportional to 414,551.74, 621,827.61 and 115,032.41 is: 172,548.62
Step by Step Solution
- Step 1: Write the proportion equation
414,551.74 : 621,827.61 = 115,032.41 : x - Step 2: Convert to fraction form
414,551.74/621,827.61 = 115,032.41/x - Step 3: Cross multiply
414,551.74x = 621,827.61 × 115,032.41 - Step 4: Simplify right side
414,551.74x = 71,530,330,466.40 - Step 5: Solve for x
x = 71,530,330,466.40/414,551.74 - Step 6: Final answer
x = 172,548.62
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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.