Finding the Fourth Proportional to 536,202.36, 804,303.09 and 136,843.20
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Solution
The fourth proportional to 536,202.36, 804,303.09 and 136,843.20 is: 205,264.69
Step by Step Solution
- Step 1: Write the proportion equation
536,202.36 : 804,303.09 = 136,843.20 : x - Step 2: Convert to fraction form
536,202.36/804,303.09 = 136,843.20/x - Step 3: Cross multiply
536,202.36x = 804,303.09 × 136,843.20 - Step 4: Simplify right side
536,202.36x = 110,063,408,605.49 - Step 5: Solve for x
x = 110,063,408,605.49/536,202.36 - Step 6: Final answer
x = 205,264.69
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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.