Finding the Fourth Proportional to 682,771.44, 942,393.24 and 414,724.08
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Solution
The fourth proportional to 682,771.44, 942,393.24 and 414,724.08 is: 572,421.67
Step by Step Solution
- Step 1: Write the proportion equation
682,771.44 : 942,393.24 = 414,724.08 : x - Step 2: Convert to fraction form
682,771.44/942,393.24 = 414,724.08/x - Step 3: Cross multiply
682,771.44x = 942,393.24 × 414,724.08 - Step 4: Simplify right side
682,771.44x = 390,833,169,457.22 - Step 5: Solve for x
x = 390,833,169,457.22/682,771.44 - Step 6: Final answer
x = 572,421.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.