Finding the Fourth Proportional to 735,459.78, 1,014,928.47 and 413,163.09
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Solution
The fourth proportional to 735,459.78, 1,014,928.47 and 413,163.09 is: 570,161.68
Step by Step Solution
- Step 1: Write the proportion equation
735,459.78 : 1,014,928.47 = 413,163.09 : x - Step 2: Convert to fraction form
735,459.78/1,014,928.47 = 413,163.09/x - Step 3: Cross multiply
735,459.78x = 1,014,928.47 × 413,163.09 - Step 4: Simplify right side
735,459.78x = 419,330,982,794.17 - Step 5: Solve for x
x = 419,330,982,794.17/735,459.78 - Step 6: Final answer
x = 570,161.68
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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.