Finding the Fourth Proportional to 874,402.96, 1,310,619.84 and 446,742.40
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Solution
The fourth proportional to 874,402.96, 1,310,619.84 and 446,742.40 is: 669,610.56
Step by Step Solution
- Step 1: Write the proportion equation
874,402.96 : 1,310,619.84 = 446,742.40 : x - Step 2: Convert to fraction form
874,402.96/1,310,619.84 = 446,742.40/x - Step 3: Cross multiply
874,402.96x = 1,310,619.84 × 446,742.40 - Step 4: Simplify right side
874,402.96x = 585,509,452,809.22 - Step 5: Solve for x
x = 585,509,452,809.22/874,402.96 - Step 6: Final answer
x = 669,610.56
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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.