Finding the Fourth Proportional to 871,409.98, 1,202,404.35 and 544,684.33
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Solution
The fourth proportional to 871,409.98, 1,202,404.35 and 544,684.33 is: 751,575.98
Step by Step Solution
- Step 1: Write the proportion equation
871,409.98 : 1,202,404.35 = 544,684.33 : x - Step 2: Convert to fraction form
871,409.98/1,202,404.35 = 544,684.33/x - Step 3: Cross multiply
871,409.98x = 1,202,404.35 × 544,684.33 - Step 4: Simplify right side
871,409.98x = 654,930,807,768.84 - Step 5: Solve for x
x = 654,930,807,768.84/871,409.98 - Step 6: Final answer
x = 751,575.98
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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.