Finding the Fourth Proportional to 407,749.44, 562,610.29 and 235,605.81
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Solution
The fourth proportional to 407,749.44, 562,610.29 and 235,605.81 is: 325,087.52
Step by Step Solution
- Step 1: Write the proportion equation
407,749.44 : 562,610.29 = 235,605.81 : x - Step 2: Convert to fraction form
407,749.44/562,610.29 = 235,605.81/x - Step 3: Cross multiply
407,749.44x = 562,610.29 × 235,605.81 - Step 4: Simplify right side
407,749.44x = 132,554,253,089.79 - Step 5: Solve for x
x = 132,554,253,089.79/407,749.44 - Step 6: Final answer
x = 325,087.52
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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.