Finding the Fourth Proportional to 756,801.98, 1,135,202.97 and 283,360.22
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Solution
The fourth proportional to 756,801.98, 1,135,202.97 and 283,360.22 is: 425,040.33
Step by Step Solution
- Step 1: Write the proportion equation
756,801.98 : 1,135,202.97 = 283,360.22 : x - Step 2: Convert to fraction form
756,801.98/1,135,202.97 = 283,360.22/x - Step 3: Cross multiply
756,801.98x = 1,135,202.97 × 283,360.22 - Step 4: Simplify right side
756,801.98x = 321,671,363,323.85 - Step 5: Solve for x
x = 321,671,363,323.85/756,801.98 - Step 6: Final answer
x = 425,040.33
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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.