Finding the Fourth Proportional to 587,626.80, 881,550.84 and 418,728.14
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Solution
The fourth proportional to 587,626.80, 881,550.84 and 418,728.14 is: 628,171.04
Step by Step Solution
- Step 1: Write the proportion equation
587,626.80 : 881,550.84 = 418,728.14 : x - Step 2: Convert to fraction form
587,626.80/881,550.84 = 418,728.14/x - Step 3: Cross multiply
587,626.80x = 881,550.84 × 418,728.14 - Step 4: Simplify right side
587,626.80x = 369,130,137,047.24 - Step 5: Solve for x
x = 369,130,137,047.24/587,626.80 - Step 6: Final answer
x = 628,171.04
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.