Finding the Fourth Proportional to 911,920.75, 1,366,698.02 and 371,548.62
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Solution
The fourth proportional to 911,920.75, 1,366,698.02 and 371,548.62 is: 556,840.89
Step by Step Solution
- Step 1: Write the proportion equation
911,920.75 : 1,366,698.02 = 371,548.62 : x - Step 2: Convert to fraction form
911,920.75/1,366,698.02 = 371,548.62/x - Step 3: Cross multiply
911,920.75x = 1,366,698.02 × 371,548.62 - Step 4: Simplify right side
911,920.75x = 507,794,761,429.99 - Step 5: Solve for x
x = 507,794,761,429.99/911,920.75 - Step 6: Final answer
x = 556,840.89
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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.